The gonads are another name for
a. the parathyroid and thyroid.
b. the ovary and testis.
c. the adrenal cortex and medulla.
d. the anterior and posterior pituitary.
e. none of these
B
You might also like to view...
Which of the following is a typical source of nutrients and water for developing amniote embryos?
a. squalene b. bone c. keratin d. collagen e. albumin
Which Kingdom contains the protozoa, water and slime molds, and algae?
a. Prokaryotae b. Fungi c. Protista d. Animalia e. Plantae
Why do plants containing nitrogen-fixing bacteria in their roots need less nitrogen-based fertilizer than others?
A) The plants break down the bacteria as a source of nitrogen-rich nutrients. B) The bacteria convert nitrogen in the air into a form that can be taken up by the plants. C) The plants and bacteria work together to attract birds, which deposit nitrogen-rich droppings near the plant. D) The bacteria kill and digest earthworms and other animals in the soil, providing excess nitrogen to the plants.
Which example is most clearly a case of density-dependent population regulation?
A) the summer drying of savanna grass for an insect that feeds on grass sap B) a dangerous new flu strain that is transmitted among humans by sneezing C) the first hard frost of fall for a population of annual morning glory vines D) the occurrence of rainstorms for an opportunistic desert annual