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tensa zangetsu [6.8K]
3 years ago
7

A pollen tube is essential to the process of pollination because _________________________. Select one: a. it creates pollen b.

it allows the male nucleus to reach the female gamete c. bees would not be able to reach pollen without it d. it provides nutrients to a seed
Biology
1 answer:
hammer [34]3 years ago
4 0
The answer is C hopefully my answer was helpful?
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An experiment is designed to determine specific cell types involved in cell-mediated immune response. The experimenter is intere
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c

Explanation:

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A trihybrid cross is a cross between two individuals who are heterozygous for three genes. For example: AaBbCc x AaBbCc. Assumin
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Answer:

27:9:9:9:3:3:3:1

Explanation:

The gametes of the parental genotypes would be  

ABC, ABc, AbC, aBC, Abc, aBc, abC, abc

The cross between AaBbCc and AaBbCc will result into following offspring  (image is also attached)

        ABC        ABc           AbC   aBC         Abc     aBc abC abc

ABC AABBCC       AABBCc AABbCC   AaBBCC AABbCc AaBBCc AaBbCC AaBbCc

ABc AABBCc AABBcc AABbCc AaBBCc AaBbcc AaBBcc AaBbCc AaBbcc

AbC AABbCC AABbCc AAbbCC AaBbCC AAbbCc AaBbCc AabbCC AabbCc

aBC AaBBCC AaBBCc AaBbCC aaBBCC AaBbCc aaBBCc aaBbCC aaBbCc

Abc AABbCc AABbcc AAbbCc AaBbCc AAbbcc AaBbcc AabbCc Aabbcc

aBc AaBBCc AaBBcc AaBbCc aaBBCc AaBbcc aaBBcc aaBbCc aaBbcc

abC AaBbCC AaBbCc AabbCC aaBbCC AabbCc aaBbCc aabbCC aabbCc

abc AaBbCc AaBbcc AabbCc aaBbCc Aabbcc aaBbcc aabbCc aabbcc

The genotype ratio is 27:9:9:9:3:3:3:1

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