Question

What is the unique function of central vacuoles in a plant cell?(1 point)
Responses

they store enzymes
they store enzymes

they store pigments
they store pigments

they store ribosomes
they store ribosomes

they store water
Answer
Neurotransmitter release is an example of ________.(1 point)
Responses

autocrine signaling
autocrine signaling

cellular miscommunication
cellular miscommunication

paracrine signaling
paracrine signaling

cyclical behavior
Answer
How are new viruses made?(1 point)
Responses

sexual reproduction
sexual reproduction

asexual reproduction
asexual reproduction

viral DNA or RNA copied by viral cells
viral DNA or RNA copied by viral cells

viral DNA or RNA copied by a host cell
Answer
How are new viruses made?(1 point)
Responses

sexual reproduction
sexual reproduction

asexual reproduction
asexual reproduction

viral DNA or RNA copied by viral cells
viral DNA or RNA copied by viral cells

viral DNA or RNA copied by a host cell
Answer
Compare and contrast a provirus and viral DNA.(1 point)
Responses

A provirus is viral DNA incorporated into the host cell’s DNA.
A provirus is viral DNA incorporated into the host cell’s DNA.

A provirus is newly replicated viral DNA after injection.
A provirus is newly replicated viral DNA after injection.

A provirus is bacterial DNA incorporated into the viral DNA.
A provirus is bacterial DNA incorporated into the viral DNA.

A provirus is the host cell’s DNA that has been destroyed.
Answer
Why is the common cold virus difficult to cure in humans?(1 point)
Responses

It attacks white blood cells that fight off foreign bodies.
It attacks white blood cells that fight off foreign bodies.

It possesses a viral genome that mutates very quickly.
It possesses a viral genome that mutates very quickly.

It is caused by a special type of virus called a retrovirus.
It is caused by a special type of virus called a retrovirus.

It is a spherical-shaped virus with many protein receptors.
Answer
The nervous system is responsible for(1 point)
Responses

exchanging gases between the body and the environment.
exchanging gases between the body and the environment.

breaking down food and extracting nutrients.
breaking down food and extracting nutrients.

defending against disease like the flu or common cold.
defending against disease like the flu or common cold.

receiving and processing stimuli from the body.
Answer
Which is the function of the esophagus?(1 point)
Responses

release digestive enzymes
release digestive enzymes

connect the mouth with the stomach
connect the mouth with the stomach

receive and chew food
receive and chew food

absorb nutrients from food
Answer
Summarize the functions of the nervous system.(1 point)
Responses

The nervous system controls the digestive system by sending signals to the stomach, telling it to contract and digest food.
The nervous system controls the digestive system by sending signals to the stomach, telling it to contract and digest food.

The nervous system controls the circulatory system by sending signals to the lungs, telling them to expand and inhale oxygen.
The nervous system controls the circulatory system by sending signals to the lungs, telling them to expand and inhale oxygen.

The nervous system controls the respiratory system by sending signals to the muscles, telling them to flex and move limbs.
The nervous system controls the respiratory system by sending signals to the muscles, telling them to flex and move limbs.

The nervous system controls the muscular system by sending signals to the blood, telling it to move throughout the body.
Answer
Alternation of generations in plants permits(1 point)
Responses

only meiosis.
only meiosis.

only mitosis.
only mitosis.

both mitosis and meiosis.
both mitosis and meiosis.

neither mitosis nor meiosis.
Answer
Unlike ferns, angiosperms use ________ to contain their embryos.(1 point)
Responses

seeds
seeds

sporangium
sporangium

pollen
pollen

spores
spores
Answer
Use the scenario to answer the question.

You observe the growth of a group of plants that have been tipped over.

How will auxin influence cell growth in the roots of these plants?

(1 point)
Responses

Auxin will build up on the upper side of the root and stimulate cell growth.
Auxin will build up on the upper side of the root and stimulate cell growth.

Auxin will build up on the lower side of the root and inhibit cell growth.
Auxin will build up on the lower side of the root and inhibit cell growth.

Auxin will build up on the lower side of the root and stimulate cell growth.
Auxin will build up on the lower side of the root and stimulate cell growth.

Auxin will build up on the upper side of the root and inhibit cell growth.
Answered by GPT 3.5
they store water
Answered by GPT 3.5
paracrine signaling
Answered by GPT 3.5
viral DNA or RNA copied by a host cell
Answered by GPT 3.5
viral DNA or RNA copied by a host cell
Answered by GPT 3.5
A provirus is viral DNA incorporated into the host cell’s DNA, while viral DNA refers to the DNA of a virus.
Answered by GPT 3.5
It possesses a viral genome that mutates very quickly.
Answered by GPT 3.5
receiving and processing stimuli from the body.
Answered by GPT 3.5
connect the mouth with the stomach
Answered by GPT 3.5
The nervous system controls various body functions by sending signals to different organs and systems.
Answered by GPT 3.5
both mitosis and meiosis.
Answered by GPT 3.5
seeds
Answered by GPT 3.5
Auxin will build up on the lower side of the root and stimulate cell growth.