Which of the following materials do cone bearing plants produce for reproduction?
O spores and pollen
O flowers
O egg and sperm cells
O anther and stigma
Long

Answers

Answer 1

Answer:spores and pollen

Explanation:


Related Questions

HURRYY, 50 PTS AND ILL MARK AS BRAINLIST !!

describe the interrelationships between the skeletal systems and the integumentary, muscular, cardiovascular and urinary systems

Answers

Answer:

Without the skeletal system holding the body together and supporting structure, the muscular, cardiovascular, and urinary systems would be crushed under the impact of our body mass.

Explanation:

The
store(s) more carbon than the atmosphere.
trees
soil
Oceans
rock

Answers

The oceans store more carbon than the atmosphere. Thus, the correct option is C.

What is Atmosphere?

An atmosphere may be defined as an area that is surrounded by layers of gases across a planet or other celestial body.

The oceans are a gigantic carbon sink, and the domain of the positive authorization of the greenhouse gas cycle is that, as the oceans become warmer, they tend to discharge more carbon dioxide disbanded in the water.

Therefore, the correct option for this question is C.

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The Montreal Protocol of 1987 provided a global framework to phase out chlorofluorocarbon (CFC) production and use. A though the Montreal Protocol has led to a dramatic decrease in CFCs released into the atmosphere, stratospheric ozone destruction has decreased only slightly.

Answers

Answer:

True

Explanation:

A student lifted weights after
from school and felt his muscles
they began to burn. He couldn't continue
lifting weights after doing
exercise for a long time. Is
muscle fatigue is most likely
due to:
(1) the acceleration of the heartbeat and
exhaustion of the heart
(2) the accumulation of oxygen in the
lungs
(3) the lack of oxygen and the accumulation of
waste in muscles
(4) the lack of carbon dioxide in the
muscles

(1) the acceleration of the heartbeat and
exhaustion of the heart
(2) the accumulation of oxygen in the
lungs
(3) the lack of oxygen and the accumulation of
waste in muscles
(4) the lack of carbon dioxide in the
muscles

Answers

Answer:

lack of oxygen and accumulation of waste in the muscle

if the mass extinction event that had wiped out the dinosaurs had not occurred, could dinosaurs rather than mammals have evolved into an intelligent organism resembling modern day humans ?

Answers

Answer:

If the mass extinction even that had wiped out the dinosaurs had not occurred, dinosaurs would've evolved. Though maybe not into organisms that resemble modern-day humans, they would've become better versions of themself. However, some of them might've died out naturally due to climate change and other natural disasters.

If the mass extinction event had wiped out the dinosaurs and not occurred. The dinosaurs would not have been converted into an intelligent organism like humans, because evolution may be bad or good, nothing is always evolution that results in good traits.

What are dinosaurs?

Dinosaurs are extinct reptiles, that were very big, and they were both herbivorous and carnivorous. These animals were present 56 million years ago. They got extinct because of an unknown reason, but scientists say that they got extinct due to the falling of meteorites.

If dinosaurs had not been extinct, they would be evolved according to the changes in the environment. They would not be converted into human intelligence.

Therefore, since evolution can be either positive or negative, there is no guarantee that it will always produce positive features in organisms, the dinosaurs would not have evolved into sophisticated beings like humans.

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Explain the difference in How the tree and the fox get carbohydrates to use for energy

Answers

Hey Hey!

Hmm... This seems to be a simple questions. Plants/trees actually make their own carbohydrates through photosynthesis. A fox simply eats food and that is their carbohydrate source. Please mark brianliest<3!

help pls *serious ppl only*

Answers

There is 1 white parent and 1 black parent

what is the mosquito average life's span​

Answers

It’s usually 7-8 days

Anyone know the answer?

Answers

3.gender:male

disorder name:non-disjunction(when the chromosomes fail to seperate or having extra number of chromosomes)

4.gender:female

disorder:down syndrome

HELP ME PLEASEEEE:(((

Answers

Answer:

C. Red

Explanation:

Red colour on the map shows the Mid Atlantic Ridge. The Mid-Atlantic Ridge  is also called as a mid-ocean ridge. It is an underwater mountain system formed due to plate tectonics. It is created due to a divergent plate boundary that started from 87° N about 333 km to the south of the North Pole which is 54 °S, which is north of the coast of Antarctica. In the picture, the red colour is the line that shows Mid Atlantic Ridge.

What is the microscopic nature of a cell ?

Why nucleus is said to be the controller of cellular activities ?

How is a cell adapted to its small size?​

Answers

Answer:

No 1 answer They require sophiscated tools. The microscopes help in the study of cells. The molecular study of the cells are performed by the help of electron microscope. So, we can say that cells are microscopic in nature.

Explanation:

No 2 answer The nucleus is the largest and most prominent of a cell's organelles (Figure 3.7). The nucleus is generally considered the control center of the cell because it stores all of the genetic instructions for manufacturing proteins.

No 3 answer Smaller single-celled organisms have a high surface area to volume ratio, which allows them to rely on oxygen and material diffusing into the cell (and wastes diffusing out) in order to survive. The higher the surface area to volume ratio they have, the more effective this process can be.

The arrows in a food chain show: a Who eats who b Heat energy being lost c The movement of energy between organisms d The route of food to the shops

Answers

Answer:

c The movement of energy between organisms

Explanation:

Pyramid of energy is a model used to depict the flow of energy from one trophic level or feeding level to the next in an ecosystem. It's a diagram that compares the energy used by organisms at each trophic level of the food chain. The pyramid of energy must never be inverted or turned upside down.

The units used in the construction of pyramids of energy is kilocalories (kcal) or energy per area per time (Jm-²year-¹).

This ultimately implies that, the arrows in a food chain show the movement of energy between organisms such as from producers which are autotrophs or self-feeders such as plants to the tertiary consumers.

Furthermore, a list of the types of organisms in an eco pyramid are;

I. Producers: these are autotrophs or self-feeders such as plants.

II. Primary consumers: these are herbivores that typically feed on plants such as a goat or deer.

III. Secondary consumers: these consists of carnivores that typically feed or eat flesh such as lion, tiger, cheetah, etc.

IV. Tertiary consumers: these are higher predators such as humans that aren't normally fed on by other organisms in the ecosystem.

Answer: The arrows in a food chain show (The movement of energy between organisms). The correct option is C.

Explanation:

In an ecosystem, a food chain shows the transfer of energy and nutrients ( food) from organisms to organisms in a feeding pathway. Instead of giving functional group names such as primary producer, primary consumer and so on, in a good chain, the organism at each step is identified. Thus,

Grass-------> Zebra ---------> lion

(Primary (Primary ( secondary

producer). consumer) consumer)

this is an example of a simple food chain in a grassland ecosystem. This ARROWS represented above shows the direction of energy flow through an ecosystem.

Furthermore, the grass traps solar energy and stores it as chemical energy in the food made during photosynthesis. When eaten by Zebra, which is the primary consumer, the energy stored in the grass is transferred to the consumer. This transfer is inefficient as some of the stored chemical energy is lost as heat. When the zebra is eaten by a Lion,which is the secondary consumer.

How long does it take the moon to rotate on its axis?


about 25.3 days


about 27.3 days


about 30 days


about 2 months

Answers

Answer:

27.3 days

Explanation:

The Moon takes 27.3 days to rotate on its axis as the Moon takes 29.5 days to revolve around the Earth. So, the correct option is B.

What is Rotation?

Rotation is defined as the circular movement of an object around a central axis where a two-dimensional rotating object has only one possible central axis and can rotate in a clockwise or counterclockwise direction, while a three-dimensional object has an infinite number of possible centers that is axes and rotational directions.

The Moon orbits the Earth in the same direction, completing one orbit relative to the vernal equinox and the stars in about 27.32 days while one orbit relative to the Sun takes about 29.53 days.

Thus, the Moon takes 27.3 days to rotate on its axis. So, the correct option is B.

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2. The movement of tectonic plates and the cycling of Earth materials are
the direct result of which of the following *

Nuclear fisson
Solar radiation
Thermal convection
Magnetic attraction

Answers

Answer :

Thermal convection

Explanation :

The heat from radioactive processes within the planet's interior causes the plates to move, sometimes toward and sometimes away from each other.

Answer:

Thermal Convection

Explanation:

Just trust me, it was on my quiz for stemscopes.

Blood type A person marries a blood type B person, both are heterozygous for the trait, what could their offspring be?
AB
B
A
O
all of the above

Answers

Answer:

All of the above

Explanation:

what are the four primary uses or benefits of the nguni breed amongst South African communities?​

Answers

Answer:

Utility: The Nguni cattle are used for milk and meat; their socio-cultural functions are also important. The body conformation of the Nguni is more of a dairy than beef type but it is principally used for beef production and for work.

Explanation:

How does the skin regulate body temperature?

Group of answer choices

by increasing sweat production

by producing vitamin D

by retaining water

by regulating fat content in the epidermis

Answers

Increasing sweat production

How does the skin regulate body temperature?

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A. by increasing sweat production. ✔

Explanation:-

The sweat glands present in the skin helps to cool the skin as it produces sweat.Sweat glands keeps the body temperature at approximately 37° C by releasing sweat in a hot environment or during physical exertion.

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Why do many water animals not have a well developed blood system?​

Answers

The simplest animals, such as the sponges (Porifera) and rotifers (Rotifera), do not need a circulatory system because diffusion allows adequate exchange of water, nutrients, and waste, as well as dissolved gases. Instead, gases, nutrients, and wastes are exchanged by diffusion.

Answer:

Explanation:

The simplest animals, such as the sponges (Porifera) and rotifers (Rotifera), do not need a circulatory system because diffusion allows adequate exchange of water, nutrients, and waste, as well as dissolved gases. ... Instead, gases, nutrients, and wastes are exchanged by diffusion.

which of these animals did NOT benefit from the reintroduction of wolves into Yellowstone?
a. rabbits
2. bears
3. elk
4. beavers

Answers

The answer is the elk

plant store _____ and other essential nutrients in the vacuole

Answers

Answer:

Plant store water and other essential nutrients in the vacuole.

Explanation:

Plant store water and other essential nutrients in the vacuole.

What is herbal medicine?

Herbal medicine is defined as the medicine which is acquired from the various parts of the plants such as flowers, roots, shoots, and leaves. Herbal medicine are costly in compare to normal medicine and because there production is limited and there will be no side effect of herbal medicine in compare to allopathic medicine.

The main difference between herbal medicine and allopathic medicine is that the allopathic medicine is formed from the active or particular part of the plant but in herbal medicine whole plant parts are utilised.Herbal medicine are costly in compare to normal medicine and because there production is limited and there will be no side effect of herbal medicine in compare to allopathic medicine.

Therefore,Plant store water and other essential nutrients in the vacuole.

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what scientific term is used to describe all the genes of one organism?​

Answers

Answer:

The scientific term used to describe all of the genes in an organsim is the genome.

Genome term is used to describe all the genes of one organism, it forms the genotype of an organism.

What is a genome?

the entirety of an organism's genetic makeup, or DNA. Nearly every cell in a person's body has a complete copy of its genome. Everything a person needs to grow and develop is encoded in their genome.

Each and every one of the body's cells, such as the skin cell or the liver cell, carries the following set of instructions: DNA makes up the instructions in our genome.

The genome's main job is to preserve, express, and store the genetic material that gives rise to a cell's structural and functional machinery. The genome is a significant part of the cell's structural makeup, nevertheless. Hence, the Genome term is used to describe all the genes of one organism.

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3) In order for an ecosystem to thrive, it needs to exist in a form of harmony and balance between its biotic and abiotic factors. Describe how small changes to both biotic and abiotic components can have major effects on an ecosystem.

Answers

Answer:

Changing temperature causes extinction or removal of organism from that place.

Explanation:

Small changes to both biotic and abiotic components can have major effects on an ecosystem because these are the factors on which the ecosystem depends. For example, if the temperature of the ecosystem increases from its limit, it makes the environment unfavourable for the organism so due to this change, the organism migrated to other location otherwise they will die due to unfavourable environment.

Which of the following shows the stage of mitosis in the correct order?​

Answers

answer: B !

hope this helps! please mark me as brainliest :)

Prophase, prometaphase, metaphase, anaphase, telophase, cytokinesis is the correct order of mitosis. Therefore, option (B) is correct.

Mitosis is a cellular process that ensures the accurate division of a cell's genetic material into two identical daughter cells. It consists of several distinct phases that occur in a specific order.

Interphase: The cell prepares for division by growing, duplicating its DNA, and synthesizing necessary proteins.

Prophase: Chromatin condenses into visible chromosomes, the nuclear membrane disintegrates, and spindle fibers form.

Metaphase: Chromosomes align at the center of the cell, known as the metaphase plate, and attach to spindle fibers at their centromeres.

Anaphase: Sister chromatids separate and are pulled to opposite ends of the cell by the spindle fibers.

Telophase: Chromosomes reach the opposite poles of the cell, and new nuclear membranes form around them. The chromosomes begin to decondense.

Cytokinesis: The cytoplasm divides, leading to the formation of two distinct daughter cells, each containing a complete set of chromosomes.

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What are three benefits of vertical farming that provide an advantage over horizontal farming.

Answers

Answer:

Minimise water usage

Weather doesn't affect the crops

There is less exposure to chemicals and disease

Explanation:

what happens to the energy that is not converted to usable energy in a muscle Cell?

Answers

Answer:

The process is called oxidative phosphorylation and it happens inside mitochondria. In the matrix of mitochondria the reactions known as the citric acid or Krebs cycle produce a chemical called NADH. NADH is then used by enzymes embedded in the mitochondrial inner membrane to generate adenosine triphosphate (ATP).

Explanation:

We don't know what the first life form was or how it came to be, but the process of reproduction with VARIATION over billions of years is responsible for the diversity of life on Earth today.
A. True

B. False

Answers

A. True

variation of reproduction produces diverse life forms and allows organisms to evolve complex characteristics over billions of years.

Answer:

A. True

Explanation:

Yeah, we don't know what the first life form was or how it came to be, but the process of reproduction with VARIATION over billions of years is responsible for the diversity of life on Earth today.

Does anyone know this?

Answers

The answer is C. Zygote blastocyst embryo fetus

Answer: The correct answer is zygote...blastocyst...embryo...fetus.

Explanation:

The zygote is the single cell that was the result of fertilization.

The blastocyst is the big ball of cells that was the result of differentiation and mitosis.

Then comes the embryo, and then finally, the fetus.

Good Luck <3

there is a decreased in the production of

Answers

Factors that can cause a decrease in supply include higher production costs, producer expectations and events that disrupt supply. Higher production costs make supplying a product less profitable, resulting in firms being less willing to supply the good. ... Finally, some events can disrupt supply.

Answer:

Espero sirva mi respuesta

Explanation:

Suerte

Small changes can add up over MULTIPLE GENERATIONS to make
A. the same species

B. new species

Answers

Answer:

b: new species

Explanation:

These changes are genetic mutations to their biological "code" meaning creating a new species would be possible.

Answer:

B. new species

Explanation:

Biological evolution is any change in the heritable traits within a population across generations.

Which molecule do mammals use to store extra glucose?
O starch
O cellulose
O myosin
O glycogen

Answers

The answer is glycogen
Because glycogen is an large storage molecule of extra glucose
The answer is D. Glycogen
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Where should the athlete focus when he/she is about to jump? Hola raza, alguien habla espaol? 96 sq meters 144 sq meters84 sq meters102 sq metersPls show work I get different answers from people every time Discuss the impact of vison on your actions to keep a clean environment. Help please I asp !!! Wich countries remained part of the allied powers in 1942 A right rectangular prism is made with 8 small cubes.Each cube has an edge length of 1/5 inch.What is the volume, in cubic inches, of the prism?. Use jumbled words to make sentences.ExampleA I'm so thirsty!B I'll get you a drink. (get | drink | you)1 A It is so hot in this classroom. B You're right. .................................................................................. (window | open | I)2 A I need your photo. B My photo? .....................................................................................? (you | it | what | do | with)3 A Have they bought the train tickets yet? 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(not | it | I | answer)9 A Natasha is having a welcome party on Friday night. Are you going? B Of course, I am. .............................................................................. (not | anything | I | do | Friday | on) How Hedy Lamarr Invented Early Wireless TechnologyUnhappy being pigeonholed due to her looks, the most beautiful woman in the world" set out to develop a secret communication system that would take down Nazi submarines. A lonely immigrant from Austria slips out of her stage clothes and kicks off her heels. Carefully removing her movie makeup, she's dissatisfied that she's been overlooked for more significant roles. Instead of throwing a pity party, however, she heads determinedly for her drafting table, a place where she has previously invented an improved traffic stoplight. This is where she'll prove to the world that she's more than a pretty face. This is the real-life story of Hedy Lamarr, Hollywood actress turned tech hero. An inventor whose contributions helped develop a system used in Bluetooth, GPS and Wi-Fi.She had a knack for designing problem-solving technologies. Transforming the drawing room in her house into an innovation studio with a drafting table and the necessary tools Lamarr invented an aid to help people with limited mobility get in and out of the bath. She also invented a fluorescent dog collar and a bouillon cube* that would dissolve to turn water into soda. Her best-known success was a passion project that still has applications today. The secret communication system" she developed with composer George Antheil, a neighbor and friend, was the precursor to today's top wireless technologies. Together, they developed a radio communication system based on the 88 piano keys. It was a success, and the duo received a patent for their work in 1942. Unfortunately, the U.S. Navy ignored their technological feat for another 20 years. Late, the system became the precursor to modern wireless technologies. Their work remained unrecognized until 1997, when the Electronic Frontier Foundation acknowledged Lamarr and Antheil. When Lamarr heard the EFF was giving her an award, her first words were, 'Well, it's about time.' Glossary: *bouillon cube- A cube of evaporated seasoned meat extract1-1: Based on the passage, which of these is most likely to be true about Hedy?(1 Point)A. Her favourite pastime was to design inventions.B. She never received recognition for her inventions.C. She had secretly worked for the American government.D. Her inventions were made only through her own efforts.2.The 'secret communication system', developed by Hedy and George was______________.(1 Point)A. a project Hedy was paid to doB. immediately put into use by the militaryC. outdated within twenty years of its discoveryD. a forerunner of today's communication systems3.Which of these is mentioned in the passage?(1 Point)A. how the 'secret communication system' worksB. whether the war effort was successful or notC. which movies Hedy has acted inD. where Hedy was originally from4.Well,it's about time. This line means that _________________(1 Point)A. it was too soon to receive the awardB. the award should have been given long agoC. the award had been given for her first inventionD. it was not the most important award in her lifetime5.One of the reasons why Hedy became an inventor was because ______________.(1 Point)A. she was not happy with her looksB. she wanted to contribute to the warC. she wanted to show that she had other talentsD. she was not passionate about her acting career6.Which of these could be a suitable title for the passage?Immersive Reader(1 Point)A. The Real War HeroineB. Hollywoods Star innovatorC. The Prettiest American ActressD. Scientist From the Music World The answer to this maths question Microbeads are tiny, smooth, plastic spheres found in common household products such as facial soap. These beads, measuring from 0.0004 to 1.24 mm, roughly the size of some fish eggs, are too small to be removed by water treatment systems. Thus, they end up in rivers, lakes, and other bodies of water. The accumulation of these microbeads is an environmental concern for aquatic biologists because microbeads(1) make the lakes and rivers cloudy and dirty, affecting their appearance(2) may stick to some household water pipes, preventing drainage problems(3) could be mistaken for food by some species, working their way up the food chain(4) could clog fishing nets, affecting the ability of fishermen to catch fish Why the earth is flat On January 1, 2012, Fei Corp. issued a 3-year, 5% coupon, $100,000 face value bond. The bond was priced at an effective interest rate of 8%, yielding proceeds of $92,137. 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Which hygiene practice can help prevent spreading a cold?A washing your hands regularlyB cooking food thoroughly C taking a fever reducerD brushing and flossing your teeth