3 years ago

What is the name for a period of reduced activity that some animals experience during the summer time?

Biology

1 answer:

Brums [2.3K]3 years ago

8 0

the answer is a hibernation

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Dna is packaged in the nucleus of the cell in a structure called ________________ in which the dna coils around proteins called

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chromatid, chromosome

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4 years ago

I need help please ?!!!!

vlabodo [156]

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Explanation:

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3 years ago

The role of the cell membrane is most like the job of which person

Lera25 [3.4K]

It has a job similar to a police officer who allows select people to enter and leave a crime scene.

Explanation:

The primary purpose of the cell membrane is to preserve the cell from its surroundings. The cell membrane manages the movement of materials in and out of cells and organelles. In this form, it is selectively perforable to ions and organic molecules. It is the same as of police officer or security guard that check the people and allow only a few to enter a specific place.

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4 years ago

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How do the structures of a vacuole and a nucleus differ?

beks73 [17]

Answer:

Explanation:

Vacuoles are pockets that collect water and the cell's junk. The nucleus sends commands to other cell parts and contains DNA.

Why it isn't A: Both have membranes.

Vacuole- tonoplast. Nucleus- Nuclear membran.

Why it isn't B: The Vacuole is not a thick fluid, though it may <em>hold</em> thick fluid.

Why it isn't C: This should be obvious.