Answer the following statements true (T) or false (F)
1.The brain determines loudness of a sound by the number of neurons that are firing and the rate at which they fire.
2.All animal eyes have a macula.
3.The T1R genes for umami and sweet are intact in dogs and cows and nonfunctional in Toothed and Baleen whales.
4.Someone suffering from seasonal affective disorder could have an abnormal functioning adrenal gland.
5.Some neurotransmitters can have hormonal activity.
1.TRUE
2.FALSE
3.TRUE
4.FALSE
5.TRUE
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The spatial arrangement of different regions in the body is called a _______
A. pattern B. morphogen C. induction D. segment
What is the most primitive group of non-vascular plants?
a. Liverworts b. Hornworts c. Ferns d. Mosses
Which population is more likely to be affected by genetic drift?
a. 12 squirrels in a forest b. 49 herons in a colony c. 215 fleas on a dog d. 1350 mice in a house e. 3000 zebra in a herd
Animals are
A. heterotrophs B. multicellular C. able to move D. All of the above are correct.