3. What does the word photoperiod describe?
the length of daylight
the tilt of Earth's axis
the time of migration of various animals
the way plants grow

Answers

Answer 1

Answer:

a. or the length of daylight

Explanation:

pho·to·pe·ri·od

/ˈfōdōˌpirēəd/

Learn to pronounce

nounBOTANY•ZOOLOGY

the period of time each day during which an organism receives illumination; day length.

( this is the definition )

Answer 2

Answer:

The length of daylight, or also the way the plants grow. depends on what school program you use. Hope it helps :)

Explanation:


Related Questions

Can I please get the answer ?

Answers

Answer:

The answer is A. water, carbon dioxide, and energy.

Explanation:

Pls help if u know the answer
PLS HELP...


Marley has a vegetable garden in her yard. During a recent storm, heavy rains fall and some of her garden soil is watch away. Which term BEST describes the movement of the soil from one place to another?

Erosion
Runoff
Deposition
Weathering​

Answers

Answer:

runoff

Explanation:

Can somebody please help me label this map please!!!!

Answers

It seems like this reference picture might help you.

The period during smooth muscle contraction of sustained tension is referred to as the

Answers

Answer:

I could be wrong but I believe the answer is fused tetanus.

Explanation:

Searched it up, but it could be incorrect.

Think and discuss:Suppose you are a farmer trying to grow plants in a greenhouse. Why would it be important to know what the limiting factor is

Answers

Answer:

Because limiting factors affect plant growth

Explanation:

A limiting factor is a condition that limits the population's growth in an ecosystem by slowing or stopping its growth. These factors are generated by the lack or excess of a particular resource. In plants, limiting factors include, among others, light, water, temperature, oxygen, food, (i.e., nutrients and minerals), space, etc. In this case, the farmer must know which greenhouse conditions are limiting factors in order to ensure the survival and optimal development of the plant population.

What kind of rock is shown in the picture ?
How do you know what type of rock it is ?

Answers

Answer:

Sedimentary

Because it is made is sediments

Explanation:

got it right , edge 2020

The picture shown here is of sedimentary rock. It is visible so because of the identification features of a rock as shown in the image.

What is the formation of rock making process ?

The process is that the soil and the sand that gets accumulated and together with the mud gets collected in order to form a hard mass by the passing of time called as rock.

The kind of rock identification is done on the basis of rock identification aspects that are decided for each type of rock that has been kept under observation. In sedimentary rock, the grains and the displacement of rock grains together gives a larger or smaller appearances.

The types of layers and mud particles joined together along with the ripple marks that have been put together shows the marks on the rocks.

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E. coli Is a species of bacteria that causes many different Infections in humans. Certain E. coli strains have developed resistance to antibiotics,
making Infections with these strains difficult to treat. How do bacteria such as E. coll, which reproduce asexually, galn new tralts such as
antibiotic resistance?
O A. by adapting to changes in environmental conditions without undergoing changes in their DNA
OB. by mutating their DNA in response to environmental conditions to gain beneficial traits
OC. by undergoing spontaneous mutations when they replicate, which increases genetic variation in a population
OD. by producing offspring with new gene assortments from genetic recombination, which increases diversity in a population

Answers

Answer:

The correct answer would be B

Explanation:

Antibiotic resistance in bacteria develops in response to the environment in which the bacteria survives.  

The antimicrobial resistance trait is acquired by any species of bacteria through one of the two ways that are either by making changes in their DNA sequences or through horizontal gene transfer mechanisms.

In the given E. coli gained the trait to develop resistance against antibiotic by making changes in their DNA as once the gene is altered or mutated, the trait can be passed on to the offsprings.

Therefore, Option-B is the correct answer.

Answer:

B. By mutating their DNA in response to environmental conditions to gain beneficial traits

Explanation:

Through the process of natural selection, bacteria such as E coli can gain new traits that benefit them.

This can occur when a DNA mutation occurs, where the mutated gene is actually beneficial to respond to environmental conditions.

Then, these bacteria with the gene will survive and produce more offspring with the same gene. This is how E coli can develop antibiotic resistance.

So, B is the correct answer.

Which organising consume dead organic matter

Answers

Answer:

saprophytes are responsible for consumption of decay or decid matter

what are the defining characteristics of the animal cell

Answers

Answer:

in the explanation ALSO PLEASE ANSWER MY LATEST QUESTION PLEASE ITS A TIMED TEST.

Explanation:

animal cells have a nucleus and other membrane-bound organelles Unlike the cells of plants and fungi, animal cells lack a cell wall. This gives animal cells flexibility.

How many chromosomes will be found in
each of the two new cells formed as a result
of mitotic cell division?

Answers

At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes. At the end of meiosis II, each cell (i.e., gamete) would have half the original number of chromosomes, that is, 15 chromosomes.

23 pairs of chromosomes will be found in each of the two new cells formed as a result of mitotic cell division.

WHAT IS MITOSIS:

Mitosis is a kind of cell division that results in the formation of two daughter cells with the same number of chromosomes as the parent cell.

Mitosis is used for growth and tissue repair in living organisms. In mitosis, a parent cell divides into two new daughter cells, however, each cell possess the same number of chromosomes as the parent.

In a somatic human cell, there are 23 pairs of chromosomes (46 chromosomes). If this cell undergoes mitotic division, then, there will be 23 pairs of chromosomes in each cell formed.

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Brainly involved! :) Why is studying animals in the wild considered to be somewhat experimentally "out of control"?
A) There are many factors that cannot be controlled that could influence the study.
B) It does not take place in a laboratory and is therefore not a valid experiment.
C) The test subjects are not trained to behave in a certain manner.
D) The experimenters are as careful with recording their results.

Answers

Answer:

Hmmm i tied between A and C because they both seem correct but since C sounds a little off ima say A  

Explanation:

Answer:

A)

Explanation:

Other answers seem to appear only partially correct or not correct at all. If there's anything unclear, feel free to ask.

2. Could gene therapy someday cure the common cold? Why or why not?

Answers

Answer:

No, it sadly would not be able to do so. Gene therapy cures genetic disorders, so something you were born with. A cold is something you would catch.

Explanation:

No, it sadly would not be able to do so. Gene therapy cures genetic disorders, so something you were born with. A cold is something you would catch.

what is fertilization?​

Answers

Answer:

Here is the definition of fertilization: the action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote. Or this one: the action or process of applying a fertilizer to soil or land.

Answer:

the action or process of fertilizing an egg or a female animal or plant, involving the fusion of male and female gametes to form a zygote.

A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformation are taking place?
choices:
Chemical>light>electrical
Mechanical>sound>light
Thermal>solar>electrical
Electrical>thermal>light

Answers

Answer:

Electrical>thermal>light

Explanation:

Electrical energy refers to energy which is gotten from potential energy. This energy source could be a wall socket.

Thermal energy on the other hand refers to internal energy of a system where temperature is constant.

Light energy is made up of photons which transmits electromagnetic radiation which move in waves and become visible to human eye.

Therefore, the energy transformation taking place according to the question is option D.

EXPLAIN 2 DIFFERENCES BETWEEN THE BREAD MAKING ANDALCOHOL PRODUCTION PROCESSES.

Answers

Answer:

Pastry dough is rolled out thinly and used as a base for baked products. Pastry is differentiated from bread by having a higher fat content, which contributes to a flaky or crumbly texture. ... On the other hand, overmixing results in long gluten strands that toughen the pastry.

This picture shows the weather station model at a location.

Image shows a weather symbol with the following attributes: In the center is a circle that is entirely black. Surrounding this circle are several other symbols and numbers. To the left of the circle is a symbol that consists of three small black dots. In the upper-left corner of the model is the number 57; In the upper-right corner of the model is the number 107; In the lower-left corner of the model is the number 56; in the lower right corner of the model is the number -6. A line segment runs from the central circle through the upper left corner of the model; two smaller line segments - one larger than the other - connect to this line segment to form an 'F'.

What type of weather is expected at the location?

fog
haze
rain
thunderstorm

Answers

Answer:

thunderstorm  

Explanation:

In this location, a thunderstorm is expected, a thunderstorm is a small-scale storm that includes both thunder and lightning.

What is a thunderstorm?

Some thunderstorms have a chance of producing hail and/or tornadoes. Localized heavy snow showers during the winter may also include thunder and lightning. Additionally, it frequently delivers heavy rain as well as violent gusts.

Thunderstorms are ferocious, brief meteorological disturbances that are nearly always accompanied by lightning, thunder, thick clouds, significant amounts of rain or hail, and strong gusts of wind.

Layers of warm, moist air rise in a strong updraft to cooler areas of the atmosphere, whereupon thunderstorms form.

Therefore, according to all directions shown in the image thunderstorm weather is expected at the location.

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Can you give me an example of an amphibian close to extinction?

Answers

Answer:

frogs or salamanders

Which physical evidence supports the evolution of Earth due to chemical weathering? (10 points!)

a
Hammer shape of Bryce Canyon rocks

b
Red color of Bryce Canyon rocks

c
Streaks on the face of Wave Rock

d
Concave shape of Wave Rock

Answers

Answer: B

Explanation: It is believed that Thor's Hammer started out as a large plateau 40 to 60 million years ago and has slowly evolved through the natural processes of weathering and erosion to its current formation. The red coloring on the rock is due to oxidation, a form of chemical weathering.

Answer: B

Explanation: It is believed that Thor's Hammer started out as a large plateau 40 to 60 million years ago and has slowly evolved through the natural processes of weathering and erosion to its current formation. The red coloring on the rock is due to oxidation, a form of chemical weathering.

WILL MARK BRAINLIEST!

1. Which factor does not affect species richness on islands?

Age of island
Geographical location
Habitat size
Island shape

Question 2

Which combination of factors will result in an island community with the lowest ecological tolerance?

Upwelling of colder ocean water, increased sunlight
Introduction of invasive species, increased freshwater sources
Increased human population, increased agricultural expansion
Increased colonization, decreased extinction rate

Question 3

The table depicts characteristics of five amphibian species (A–E). Use the information in the table to answer the following question:


Ecological Parameter Species A Species B Species C Species D Species E
Temperature Range 15–30 °C 10–40 °C 15–20 °C 10–30 °C 15–25 °C
Freshwater or Brackish Water Fresh/brackish Brackish Brackish Fresh Fresh/brackish
Food Sources Varied Two mainland species of grasshopper Only island arthropods Varied Varied
Habitat Lakes Estuaries/ponds Estuaries/ponds Lakes Lakes


Which individual(s) of the species listed in the table would likely die if moved to a new island habitat?
Species C and E
Species A and C
Species A only
Species B only

Question 4

Island biogeography studies the ________ on islands.

mountain topography
natural disasters
distribution of species
climate change

Question 5

Increased deforestation reduces the habitat for an arthropod species preferred by an island reptile. Which of the following descriptions predicts the most likely outcome for these two species?

The reptile population increases as arthropods are confined to smaller sections of the island.
The reptile population decreases as arthropods decrease with their habitat.
Island arthropods decrease as the reptile population increases.
Island arthropods and reptiles both increase in the island habitat.

Question 6

Which statement describes a factor in the island biogeographical model?

Dispersing species are more likely to find smaller secluded habitats
Smaller populations are less likely to go extinct
Large islands have less available niches for immigrating species
Islands closer to the mainland have greater colonization

Question 7


Which of the following ideas helps explain the factors that affect island colonization of and species richness for a region?


Species-area effect
Rescue effect
Target effect
Time/stability hypothesis
I and II
II and III
I, II, IV
I, II, III, IV

Answers

Answer:

Ecological tolerance refers to the ability of an organism, or animal to be able to adapt and survive changing environmental conditions.

The combination of factors that would result in an island community with the lowest ecological tolerance would be option B Introduction of invasive species, increased deforestation because with the introduction of invasive species, there would be more competition for natural resources such as food, water, sunlight; and with increased deforestation, there is greater chances of soil erosion.

interact with other living organisms and

interact with the physical environment

Insular biogeography or island biogeography is a field within biogeography that examines the factors that affect the species richness and diversification of isolated natural communities. The theory was originally developed to explain the pattern of the species–area relationship occurring in oceanic islands.

The reptile population decreases as arthropods decrease with their habitat

Migrating species are more likely to find larger habitats over smaller ones. Explanation: The concept of island biogeographical model establishes that larger islands and habitats will have a larger number of species than a smaller island. Larger islands have more tendency to attract new species.The species–area relation, whereby the number of species in a spatial unit increases with that unit’s area, well predates the MacArthur and Wilson theory of island biogeography, having been documented for about 150 years. Two general kinds of models for this relation have been proposed. The first has number of species predicted from an assumed species–abundance distribution and the total number of individuals of all species combined (assumed proportional to area). The second develops species–area relations from MacArthur and Wilson’s species-equilibrium approach.

Which set of organelles would be found in both human and lemon tree cells.? F chloroplast,nucleus, and cell wall. G nucleus, endoplasmic reticulum, and cell wall. H mitochondria,nucleus, and endoplasmic reticulum. J mitochondria, chloroplasts, endoplasmic reticulum, and centrioles

Answers

Answer:

Mitochondria, nucleus, and endoplasmic reticulum, and centrioles

Explanation:

trust me

Which process passes genetic material to offspring?

Answers

Genetic inheritance

The Genetic inheritance occurs due to genetic material, in the form of DNA, being passed from parents to their offspring. When organisms reproduce, all the information for growth, survival, and reproduction for the next generation is found in the DNA passed down from the parent generation.

What does it mean to say that the U.S. Government has a balanced budget?

Answers

Explanation:

A balanced budget occurs when revenues are equal to or greater than total expenses. A budget can be considered balanced after a full year of revenues and expenses have been incurred and recorded.

What is an equinox and when does it happen?

Answers

An equinox is commonly regarded as the instant of time when the plane (extended indefinitely in all directions) of Earth 's equator passes through the center of the Sun. This occurs twice each year: around 20 March and 23 September.

Answer:

An Equinox is commonly regarded as the instant of time when the plane of Earth's equator passes through the geometric center of the Sun's disk. This occurs twice each year, around 20 March and 23 September.  In other words, it is the moment at which the center of the visible Sun is directly above the equator.

Explanation:

In passive transport, molecules move__ the concentration gradient.

Answers

Answer:

In passive transport, molecules move with the concentraction gradient.

Explanation:

If molecules moved against it would be active transport.

Passive transportation has been defined as the mode of molecule movement across the semi-permeable membrane. "In passive transport, molecules move down the concentration gradient."

What is passive transport?

Passive transport has been the mode of movement of the ions and molecules from the exterior and interior of the cell through the plasma membrane. This mode of transportation has been characterized by the movement of the ions from the region of a higher electrochemical gradient.

The ions tend to move towards the region that lacks the electrochemical gradient, hence it is a movement in the direction of the lower concentration. The solute particles do not external source of energy to drive the movement from higher concentration areas.

It is a type of diffusion that uses the law of Thermodynamics to move the ions up and down the cell concentration. The movement of the oxygen gas in the body cells is an example of passive transportation.

Therefore, the ions move down the concentration gradient in the passive transport.

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How did Claire's digestion reaction weights tell you that the problem was in her small intestine, and not in her stomach

Answers

Answer:

The reaction rate of the digestion helps in understanding which part of the digestive system having trouble in digestion especialy stomach and intenstine related.

It involves the fact that most of the enrgy or calories are get by the small intestine and also vitamins and minerals are absorbed by this part of the digestive system so if the small intestine is having problem the rate of digestion would be affected and and an individual could be malabosrbed.

If the problem lies in the stomach  it might show some effects of a poor digestion, however the rate of digestion would be better than if the problem lies in the small intestine.

Tropical, temperate, and polar describe climate zones due to
A. latitude.
B. rainfall amount.
C. temperature.
D. snowfall amount.

Answers

Answer:

A. Latitude

Different latitudes on Earth receive different amounts of sunlight, and are a key factor in determining a region’s climate.

How is the blackjack seed suited to its method of dispersal?

Answers

Answer:

Seeds are widely dispersed through the fruits hook-like bristles that embed themselves in clothing and the fur of mammals and feathers of birds. They are also spread by wind, water and soil.

Explanation:

Write two differences between the unicellular and multicellular organisms.
what is a cell membrane

Answers

Answer:

The cell membrane is the semipermeable membrane of a cell that surrounds and encloses its contents of cytoplasm and nucleoplasm. The cell membrane separates the cell from the surrounding interstitial fluid, the main component of the extracellular fluid.

Explanation:

Unicellular organisms are made up of only one cell that carries out all of the functions needed by the organism, while multicellular organisms use many different cells to function. ... Multicellular organisms are composed of more than one cell, with groups of cells differentiating to take on specialized functions

Answer: The cell membrane is the semipermeable membrane of a cell that surrounds and encloses its contents of cytoplasm and nucleoplasm. The cell membrane separates the cell from the surrounding interstitial fluid, the main component of the extracellular fluid.

Explanation:

Cell membrane, also called plasma membrane, thin membrane that surrounds every living cell, delimiting the cell from the environment around it.


The kinetic theory of matter states that matter is made up of tiny particles that are in
constant motion. The kinetic theory of matter is most useful in describing which of the
following?


o the relationship between mass and weight
o the relationship between mass and energy
o the relationship between a balance and a scale
the relationship between the motion of particles and their state: solids, liquids, and gases

Answers

Answer:

its D

Explanation:

have a good day

What is an organism’s phenotype? its specific set of physical traits. the number of genes in its genome. its specific set of genes. the number of nucleotides in its genome

Answers

Answer:

A

Explanation:

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Make effective use of descriptions of appearances, images, shifting perspectives and sensory details. Describe scenes with concrete sensory details (sights, sounds, smells). Include specific actions, movements, gestures and feelings by using interior monologues. Your story should be at least 500 words long.When a story has been completed, it should be reread carefully. Mechanical errors should be corrected and any inconsistencies or shortcomings noted. If you find that the plot does not flow smoothly, recheck your plot outline. Make sure that no steps were left out and that your story has no loose ends. Be sure that the style of your story suits the subject matter. Tone should not clash with atmosphere. Check your characters' diction as carefully as you check your own to be sure that the dialogue is realistic, appropriate to the character, and easy to follow.Revise your story. Make any needed corrections on your rough draft. 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