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SVETLANKA909090 [29]
3 years ago
11

Severe allergic reactions cause a wide-spread release of histamine and inflammation. the connective tissue cells involved are th

e __________.
Biology
1 answer:
sp2606 [1]3 years ago
4 0

The connective tissue cells that are involved with allergic reactions of which causes release of histamine and to promote the cause of inflammation is the mast cells. The mast cells are the type of cell in the connective tissue that contains basophil granules and they are responsible of promoting allergic reactions.

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What do eukaryotes have that prokaryotes lack?
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Answer:

because prokaryotic cells have no membrane bound

Explanation:

ribosome

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3 years ago
Read 2 more answers
1. A dominant gene (A) causes yellow color in rats, the dominant allele on another independent gene (R) produces black coat colo
Novosadov [1.4K]

Answer:

Parents: Yellow (Aarr) and Grey (AaRr)

Explanation:

Given:

allele A = yellow

allele R = black,

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Genotypes of the parents:

yellow (Aarr) - female

gray (AaRr) - gray

cross between these

Parents: Yellow (Aarr)  and Grey (AaRr)

Gametes: (Ar, ar) and (AR, Ar, aR, ar)

F1 (Punnet square)

----|----- AR ------|------- Ar ------|------ aR -----|----- ar

Ar | AARr (gray) | AArr (yellow) | AaRr (gray) | Aarr (yellow)

ar | AaRr (gray) | Aarr (yellow) | aaRr (black) | aarr (cream)

Ratio: 3/8 yellow : 3/8 gray : 1/8 cream : 1/8 black

6 0
3 years ago
Similar to all white blood cells, lymphocytes used in the adaptive immune system are produced in the _______.
Nutka1998 [239]

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marishachu [46]

Answer:

I

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Explanation:

5 0
4 years ago
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8 0
3 years ago
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