What can animals do to maintain an energy balance when food supplies become scarce in winter?
A. All of these answer options are correct.
B. hibernate to reduce energy expenditure
and conserve energy reserves
C. migrate to areas with more abundant food
supplies
D. migrate to warmer areas
E. build up enough of a positive energy
balance during summer and fall to sustain
them through the winter
A
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Two common transposable elements associated with interspersed repeated DNA are ________ and ________.
Fill in the blank(s) with the appropriate word(s).
How many genes are involved in determining
skin color? a. 1. b. 2. c. 10. d. 20. e. >100
An example of an animal that is a metazoan is a sponge
____________________ Indicate whether the statement is true or false.
If a human diploid cell and a human haploid cell somehow managed to fuse together and not lose any of the chromosomes, how many sets of chromosomes would be inside the newly formed cell?
A) 3 B) 2.5 C) 2 D) 1.5