Which genotype is homozygous?
A. DD
B. Dd
C. dd
D. Both DD and dd are correct.
Answer: D
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Which one of the following is NOT typical of the changes that follow the binding of a hormone to its target cells?
A) Plasma membrane permeability changes. B) Cellular mutations occur. C) Enzymes are activated or inactivated. D) Mitosis is stimulated. E) Proteins are synthesized in the cell.
Which endocrine gland secretes several hormones that stimulate lymphatic organs and T cell activity?
a) pancreas b) parathyroid gland c) pineal gland d) thymus
The sclera is continuous with a transparent layer over the anterior eye known as the __________.
What will be an ideal response?What will be an ideal response?
Animal refuges may have a variety of types of habitats
Indicate whether the statement is true or false