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icang [17]
3 years ago
11

Why is a mutated single copy of a tumor-suppressor gene expected to behave as a recessive gene?

Biology
1 answer:
Doss [256]3 years ago
8 0
This is mainly because in order to the tumour suppressor gene to be completely expressed or to no longer be effective in repressing cellular production, both versions, alleles of the gene must be mutated. This is the only way that the rumour suppressor gene to be inactive in its role and behave as a dominant gene.
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None of them.

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4 0
3 years ago
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George Beadle concluded that teosinte is the likely ancestor of maize (corn), even though the two plants appear very different.
Oliga [24]

Answer:

Option B

Explanation:

ALL options are as follows -

a. teosinte and maize can produce fertile hybrids.

b. teosinte and maize have similar chromosomes.

c. Both Teosinte and maize have naked, soft kernel.

d. Teosinte and maize can produce fertile hybrids

Solution

Beadle started working on maize genetics since 1962 after joining graduate school at Cornell University.  

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He later concluded that there are only 4 to 5 genes that make these two species different from each other rest all is similar.  

Option B is correct

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Travka [436]

Answer:

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