The table lists the observations students made about four specimens under a microscope. Based on these observations, what specimens did the
students examine?
A. animal
B.plant
C.virus
D.prokaryote
1.cell membrane present
ribosomes present
lysosomes present
nuclear membrane present
2.cell wall present
ribosomes present
nuclear membrane absent
3.cell wall present
ribosomes present
nucleus present
large vacuole present
4.reproduces inside of a cell
nucleus absent
RNA present

Answers

Answer 1

Answer:

1. A

2. D

3. B

4. C

Explanation:

1. Lysosomes are properties only found in animal cells.

2. Prokaryotic cells such as bacteria present ribosomes, a cell wall but lack a nuclear memebrane.

3. Plant cells have a cell wall, chloroplasts and other specialized plastids, and a large central vacuole.

4. Some viruses reproduce using the lytic cycle. In the lytic cycle, the virus attaches to the host cell and injects its DNA, therefore reproducing inside of a cell.


Related Questions

Fatty acids are a component of what type of macromolecule?

Answers

Answer:

Lipids

Explanation:

read textbook

Fatty acids are a component of lipids macromolecules.

Fatty acids and lipids

Fatty acids are a component of lipids. Lipids are a diverse group of macromolecules that include fats, oils, phospholipids, and sterols. Fatty acids are the building blocks of lipids.

They are long hydrocarbon chains with a carboxyl group at one end. Fatty acids can be saturated (no double bonds) or unsaturated (one or more double bonds).

When combined with glycerol, fatty acids form triglycerides, the most common type of lipid used for energy storage in organisms.

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1. Unit of hereditary information
2. Trait that will appear on the offspring, represented by
capital letter
3. Trait that will not appear on the offspring, represented by
small letter
4. An Austrian monk who discovered that traits can be passed
from parents to offspring.
5. Genetic makeup of an individual.
6. Physical trait or observable trait of an individual,
7. Genotype composed of similar alleles. Ex. RR-round
8. Different forms or pairs of genes.
9. Genotype composed of dominant and recessive alleles. Ex
Rr
10. It occurs when both alleles are present in an organism.
Ex. BB (black chicken) x WW (white chicken) = BW = black
and white chicken,



Nonsense report, pls pa answer brainliest ko po agad

Answers

Answer:

1. Gene

2. Dominant Allele

3. Recessive allele

4. Gregor Mendel

5. Genotype

6. Phenotype

7. Search up net, it won't let me upload the anwer

8. Diploid

9. Heterozygous

10. -

Explanation:

Pls vote  as brainliest

Which of the following best describes daily temperatures in deserts?a. hot during the day and cold at night b. hot during the day and warm at night cool during the day and very cold at night d. they depend upon the type of desert and its location Please select the best answer from the choices provided

Answers

a would be the best answer out of these choices because it’s closest to hot during the day and cool at night
A. Hot during the day and cool at night

Living organisms are made up of energy and matter.

Answers

True every living thing needs energy
Yes I am going back home to go get back home

what does the muscular system do for the stomach

Answers

Answer:

it helps digest the food and push the food down the gut track

Explanation:

ou have isolated a previously unstudied protein, identified its complete structure in detail, and determined that it catalyzes the breakdown of a large substrate. You notice it has two binding sites. One of these is large, apparently the bonding site for the large substrate; the other is small, possibly a binding site for a regulatory molecule. What do these findings tell you about the mechanism of this protein

Answers

Answer:

These findings tell us that possibly this protein has an enzymatic function, that is, it is an enzyme.

Its function can be catalytic as well as analytical.

The substrate binding site should be the largest, while the other regulatory site is the smallest.

Explanation:

This happens since hormones regulate their enzymatic activity through inhibitory sites.

They have another smaller binding site, where when an inhibitory molecule binds, it deforms the morphology of the protein causing it to no longer bind to its substrate at the binding site, therefore they inhibit the chemical reaction that is happening within the enzyme. both catalytic and analytical.

Which scientific claim can be made? Songbirds numbers will increase due to the effects of climate change increasing global Temperatures

Answers

The scientific statement that can be made is that the imbalance in the food chain happened because of this fact, because the songbirds will harm other living beings by their growth.

What is an imbalance in the food chain?

Ecological imbalance occurs when some element (animal or plant) of an ecosystem is reduced in

quantityadded or subtracted.

This change can give rise to chain reactions and directly affect the functioning of the ecosystem.

With this information, we can conclude that the scientific statement that can be made is that the imbalance in the food chain happened because of this fact, because the songbirds will harm other living beings by their growth.

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El efisema pulmonar,provocado princioalmente por el consumo de cigarro, es una lesion que genera destruccion de los alveolos y, por lo tanto, zonas en las que no se produce el intercambio de gases ¿que consecuencias puede tener esta lesion en el organismo?

Answers

Answer:

El enfisema pulmonar disminuye la cantidad de tejido pulmonar, disminuyendo de este modo la cantidad de oxígeno que llega a la sangre (hipoxemia). El enfisema está asociado a diferentes trastornos incluyendo infecciones respiratorias recurrentes, pérdida de peso, debilidad muscular e hinchazón de los miembros inferiores.

Explanation:

El enfisema pulmonar es una enfermedad causada por la destrucción de los alvéolos pulmonares la cual está asociada a un aumento en la dificultad para respirar. Las principales causas de esta enfermedad son la exposición continua al humo del cigarrillo y otras sustancias nocivas para la salud, como así también a contaminantes presentes en la atmósfera. El enfisema pulmonar va progresivamente destruyendo las paredes alveolares pulmonares y los vasos sanguíneos que las recorren, disminuyendo así la elasticidad pulmonar, aumentando la proporción de aire que recorre los pulmones y de este modo también aumentando la distensibilidad pulmonar. Esta enfermedad disminuye la capacidad de oxigenar la sangre, generando una sensación constante de falta de aire (disnea) y cuadros progresivamente más severos de hipoxemia. Cuando el enfisema pulmonar se encuentra en grado avanzado, la única opción viable es el reemplazo del órgano dañado mediante un trasplante pulmonar. El enfisema puede estar asociado a infecciones respiratorias recurrentes (resfriados, gripe), pérdida de peso, debilidad muscular e hinchazón de los miembros inferiores (tobillos, pies y piernas).

When a cell is deprived of oxygen, its lysosomes tend to burst and release their contents into the cell. As a result of this, that cell will Group of answer choices undergo cell division. recycle damaged organelles. produce replacement lysosomes. undergo self-digestion and die.

Answers

Answer:

The correct answer is - undergo self-digestion and die.

Explanation:

Lysosomes are cell organelle that is membrane-bound and has digestive enzymes in them. These cell organelle help in digesting cells that are worn out, ruptured cells deprived of oxygen by bursting themselves.

Its bursting nature also helps in digesting and killing antigens and microbes. It is a very essential cell organelle that helps in digesting and killing damage cell parts or cells.

When a cell is deprived of oxygen, its lysosomes tend to burst and release their contents into the cell, the cell will undergo self-digestion and die.

Explanation:

Lysosomes are cell organelles that are membrane-bound and contains digestive enzymes. These cell organelle help in breaking down cellular waste.  When the cell is deprived of oxygen they burst themselves and release their content. It is a very essential cell organelle that helps in digesting and killing damaged cell parts, microbes, antigens, or cells.

So, from this we can conclude that when a cell is deprived of oxygen, its lysosomes tend to burst and release their contents into the cell, the cell will undergo self-digestion and die.

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This Roman snail, this cuttlefish, and this mussel have similarities and differences in their body structures. What does the information about these structures tell you about the ancestors of these species

Answers

Complete question:

This Roman snail, this cuttlefish, and this mussel have similarities and

differences in their body structures. What does the information about these

structures tell you about the ancestors of these species?

a) None share an ancestor population because different species cannot share  an ancestor population. It is a coincidence that these species have some of  the same body structures.

b) The Roman snail and the cuttlefish share an ancestor population, but they  must not share an ancestor with mussels because mussels have no radula.

c) All three species share an ancestor population, but Roman snails and

cuttlefish share a more recent ancestor population. This is why they share

the radula structure.

d) We cannot make observations of ancestor populations from the past. It is

impossible to explain ancestors with only the information about the body

structures of different species.

Answer:

The correct answer is option C. All three species share an ancestor population, but Roman snails and  cuttlefish share a more recent ancestor population. This is why they share  the radula structure.

Explanation:

The three species belong to the mollusk phylum, and to the placophore group.

Each of them belongs to a different class.

The Roman snail belongs to the Gasteropod class, The cuttlefish belongs to the Cephalopod class, The mussel belongs to the Bivalve class.

The tree classes share a common ancestor from which all the placophores evolved. Among them, we can mention the monoplacophore, gasteropod, cephalopod, bivalve, and scaphopods. Three branches diverged from this common ancestor. The first one originated the monoplacophore. The second one originated the common ancestor of gastropods and cephalopods. And the third one originated the common ancestor of bivalves and scaphopods. The tree-mentioned species inherited the mantle and the radula from their foreign common ancestor. But later in time, individuals that originated bivalves lost the radulla. This is why the three species have a mantle, but only gastropods and cephalopods have a radula. When each of these classes evolved, they developed their own traits,

Gastropods → muscular foot used for moving  Cephalopods → pallial cavity for swimmingBivalves → byssal threads to attach to the rocks

You will find an image in the attached files that will help you understand this explanation.      

what is aphids? explain in easy words ​

Answers

They are little soft bodied insect. They suck the plant's nutritious liquid and if they are in large number, they can kill the plants.

Define “mutualism” in your own words. PLEZ DO NOT COPY AND PASTE. I NEED IT ASAP PLEZ

Answers

In terms of biology, mutualism is a known form of symbiosis where both parties or organisms benefit from the relationship formed.

Which conclusion is best supported by his observations?

Answers

Answer:  

The answer would be d finch 4 is adapted to eat small insects that live in tiny holes.

Explanation:

Fertilizer grade is the relative _________ in a bag of fertilizer.

Proportion

Percentage

Grade

Ratio​

Answers

Answer:

proportionhejenrn4nrrh4htj

Which of the following scientists DID NOT disprove spontaneous generation? *
Pasteur
Hooke
Redi
Spallanzani

Answers

Hooke didnt disprove spontaneous generations!

Hormones are chemical molecules produced by glands. Vasopressin is a hormone secreted by the cells of the hypothalamus, a part of the brain. The hormone regulates homeostasis through its effect on the kidney cells. Which statement is true based on this information?

Answers

Answer:

Hormones are chemical molecules produced by glands is true

Answer:

Hormones are chemical molecules produced by glands.

Explanation:

TRUE

The phenotype frequency in a populatin changews after each generation which would most likely be cause this

Answers

The answer is: Competition between organisms.

right answer got it right on edg 2021

Answers

Answer:

The answers is corresponding

Explanation:

Nice have a nice day

Answer:

I agree

Explanation:

yes

Which of the following items requires an internal
cooking temperature of 165 °F?
a. Pork chops
b. Injected meats
c. Raw Eggs
d. poultry

Answers

Answer and Explanation:

D. Poultry

There are three important temperatures to remember when cooking meat or eggs at home: Eggs and all ground meats must be cooked to 160°F; poultry and fowl to 165°F; and fresh meat steaks, chops and roasts to 145°F.

Answer:

D. poultry

Explanation:

The carrying capacity for a population of frogs in a rainforest ecosystem is 840 frogs, and the maximum rate of increase for this population is 1.0 per individual per year. Using the logistic population growth model, what is the approximate population growth rate for 212 frogs?

4 frogs per year
29 frogs per year
158 frogs per year
314 frogs per year

Answers

Answer:

4 frogs per year is the answer

In logistic growth, a population's per capita growth rate gets smaller and smaller as population size approaches a maximum imposed by limited resources in the environment, known as the carrying capacity (K).

Formula used:  dN/dT= rN{1-N/K}

Given: k= 840 frogs

            N= 212, r= 1 year

To find: r=?

Solution:

putting value in equation:

                          dN/dT= rN{1-N/K}

                          dN/dT = 1 x 212 {1-212/840}

                   so,    dN/dT= 158.57 ( approx)

                   

Final answer: The correct option is (c)

158 frogs per year

Thus, we can conclude that 158 frogs per year will be the population of frogs.

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Which is most likely to help an introduced species become invasive?

Answers

No predators, same niche as other animals in the habitat

A diagram illustrates that grass is eaten by insects, birds, and mice. The insects are eaten by hawks, snakes, and toads. The birds and mice are eaten by foxes, hawks, and snakes. The toad is also eaten by the snake. Which best describes the diagram?
pyramid
food chain grid
food web
trophic level

Answers

Answer:

Food web

Explanation:

food web:

a system of interlocking and interdependent food chains.

Answer:

food web

Explanation:

food web consists of all the food chains in a single ecosystem. Each living thing in an ecosystem is part of multiple food chains.

NPK fertilizer are added in the soil to fulfill the need of ________​

Answers

Answer:

............. the need of _Nitrogen, phosphorus and potassium_

Explanation:

Each of these fundamental nutrients plays a key role in plant nutrition. ... It's also needed to help plants grow and develop normally. Phosphorus in commercial fertilizers comes from phosphate rock.

What kind of symmetry does the human body plan show? Explain what this means.

Answers

The last type of symmetry is the bilateral symmetry. Bilateral symmetry is when the body plan can be divided along a plane that splits the animal's body into right and left sides that are mirror images of each other. Let's look at this type of symmetry a little more.

Ella repeated Mendel's second set of experiments. She crossed two non-pure
tall pea plants and produced eight offspring. All of the offspring were tall. She
concluded that her experiment must be flawed.
What is wrong with Ella's reasoning?
A. Ella did not perform enough trials to evaluate the pattern in the
results.
O B. Ella did her experiment correctly. Mendel's experiments must have
been flawed.
C. Ella should have crossed two pure-breeding tall plants.
O
D. Ella did not accurately measure the height of the plants.

Answers

Answer:

A

Explanation:

Ella did not preform enough trials to evaluate the pattern in the results.

Define the word ⇒ matter

Answers

Answer:

matter is what makes up everything, every type of organism, every object, etc.

Explanation:

Answer: 1.

physical substance in general, as distinct from mind and spirit; (in physics) that which occupies space and possesses rest mass, especially as distinct from energy.

"the structure and properties of matter"

2.

an affair or situation under consideration; a topic.

Explanation:

Hope it helps

Which list of elements is placed in order from most reactive to least reactive?
A. F, O, N, Ne
B. N, O, Ne, F
C. Ne, F, ON
D. N, Ne, O, F

Answers

A is the answer

The two reactive elements that you should remember are Flourine (F) and Francium (Fr), and only F is first for one answer.

how do you describe the shape of each sample of matter? do the ice cubes have a definite shape? how about the water? how about the vapor?

Answers

Answer:

Both no

Explanation:

be because it is liquid, they don't have fix shape

Which process involves glucose reacting with oxygen to produce energy, carbon dioxide, and water?

Answers

Answer:

Respiration...................

I just need number one I need to fill in the blanks

Answers

Is there a word bank we can use
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