Which type of selection tends to increase genetic variation?
A. Disruptive selection
B. Stabilizing selection
C. Directional selection
Ans: A. Disruptive selection
Biology & Microbiology
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A cancer's spread is called
A) metastasis. B) malignancy. C) carcinogenesis. D) microstasis.
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Which of the following is a steroid hormone?
a. cortisol b. melatonin c. calcitonin d. glucagon e. more than one of these is a steroid hormone
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A certain type of congenital deafness in humans is caused by a rare autosomal dominant gene. In a mating involving a deaf man and a deaf woman (both heterozygous), would you expect all the children to be deaf? Explain your answer
What will be an ideal response?
Biology & Microbiology
The plant hormone that promotes fruit ripening is ____.
A. auxin B. gibberellin C. cytokinin D. abscisic acid E. ethylene
Biology & Microbiology