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Neporo4naja [7]
3 years ago
10

Can you help me with this question please?

Biology
1 answer:
Goryan [66]3 years ago
4 0

Answer:

which question????????

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Answer:

what is the subject?

Explanation:

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20 POINTS
charle [14.2K]
Cell wall - Adds structural support to the cell. Holds the cells together
Cell membrane - Serves as a barrier to the cell and allows more nutrient and molecules to move in and out of the cell without letting things that can harm the cell in. 
Outer membrane - Serves the same basic functions a the cell membrane. (Depending on how complicated the class your in is, I would visit this website for more information... https://en.wikipedia.org/wiki/Bacterial_outer_membrane )
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3 years ago
Cats have a gene that codes for the color of their fur.
madam [21]
Punnet square
Let's call black 'B' and white 'b'
Being intermediate, gray cats will have the alleles 'Bb'
Being recessive, white cats will have the alleles 'bb'
          <u>       Gray  </u>
          |<u>  </u>|<u>  B   |  b |</u>
White |b|<u>  Bb | bb|</u>
          |b|<u>  Bb | bb|
</u>
^Apologies for the awful drawing XD

Bb = Gray
bb = White
So the cats can have gray or white fur (A)
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3 years ago
"He was awakened in the middle of the night by a low growling that sounded as if it was coming from just outside his tent. In re
Nutka1998 [239]

Answer: Adrenaline, also known as epinephrine, is a hormone and medication. Adrenaline is normally produced by both the adrenal glands and a small number of neurons in the medulla oblongata, where it acts as a neurotransmitter involved in regulating visceral functions (e.g., respiration).It plays an important role in the fight-or-flight response by increasing blood flow to muscles, output of the heart, pupil dilation response and blood sugar level. It does this by binding to alpha and beta receptors.[

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What is an iconic bond
Vika [28.1K]

Explanation:

I don't know, but an ionic bond is a bond between a cation and an anion.

Cations are ions with positive charge, white anions are ions with negative charge.

For example, sodium chloride, NaCl, has an ionic bond between the Na+ and Cl- ions.

3 0
3 years ago
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