On cloudy days, neither species thermoregulated, likely because solar radiation was absent.
a. true
b. false
Answer: a. true
Both species don't thermoregulate on cloudy days because they can't thermoregulate without the presence of solar radiation. That's the only thing that can heat them up above their ambient environment.
You might also like to view...
Which of the following is secreted by a sexually mature woman?
A) testosterone, only B) estrogen, only C) progestins, only D) All of these are secreted by a sexually mature woman.
During which phase do sister chromatids separate?
metaphase interphase anaphase prophase telophase
The use of birth control pills (oral contraceptives) _____
A) reduces the incidence of ovulation B) prevents fertilization by keeping the sperm and egg physically separated by a mechanical barrier C) prevents implantation of an embryo D) prevents sperm from exiting the male urethra E) prevents oocytes from entering the uterus
A substance that speeds up reactions in your body is known as
A) a placebo B) fiber C) a vitamin D) an enzyme