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ryzh [129]
3 years ago
12

A circle with radius of 9 cm sits inside a circle with radius of 11 cm.

Biology
1 answer:
malfutka [58]3 years ago
3 0

Answer:

125.6

Explanation:

Area of a circle = πr^2

Area of circle 1 = 3.14 × 11 × 11

=379.94cm^2

Area of circle 2= 3.14 × 9 ×9

=254.64cm^2

Area of a shaded region

=379.94cm^2 - 254.64cm^2

=125.60cm^2

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<h3>What is receptor-mediated endocytosis?</h3>

Receptor-mediated endocytosis  can as well be regarded as the clathrin-mediated endocytosis,  which can be explained as the process by which cells absorb metabolites as well as  hormones, proteins.

It should be noted that in some cases of viruses through the inward budding of the plasma membrane, however the process of endocytosis”  can be seen as one that entails  both the ingestion of large particles  whic could be bacteria as well as the uptake of fluids or macromolecules in small vesicles.

In conclusion, when it take in large moplecules it is known as  phagocytosis (cell eating) , in receptor-mediated endocytosis , there is a room for the internalization of extracellular substances in clathrin-coated vesicles.

Therefore, the first option is correct.

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8 0
1 year ago
Select ALL answers that were Darwin’s findings based: a. Organisms descended from a common ancestor b. Natural selection is a me
vesna_86 [32]

Answer:

Darwin’s findings based:

a. Organisms descended from a common ancestor

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7 0
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4 years ago
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✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

                  Hello!

✧・゚: *✧・゚:*    *:・゚✧*:・゚✧

❖ The correct answer is d. WW or Ww.

WW is dominant and is widow's peak as well as Ww. Ww is widow's peak because W is dominant and over powers the recessive trait.

~ ʜᴏᴘᴇ ᴛʜɪꜱ ʜᴇʟᴘꜱ! :) ♡

~ ᴄʟᴏᴜᴛᴀɴꜱᴡᴇʀꜱ

8 0
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they must be large enough to house DNA, proteins and structures needed to survive and reproduce but remain small enough to allow surface-to-volume ratio that will allow adequate exchange with the environment

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