In many mammalian species, including bats and most nonhuman primates, there is a bone in the penis, which helps maintain it in an erect state. What is it called?
a. the baculum
b. the pendulum
c. the colostrum
d. the gametogonium
Ans: a. the baculum
Biology & Microbiology
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Egg cells are
A) diploid somatic cells. B) haploid somatic cells. C) diploid germ cells. D) haploid germ cells.
Biology & Microbiology
All of the following are used to construct a
theory with one exception. Select the exception.
a. repetitions of experiments. b. increased observations. c. time. d. faith. e. confirmation by many scientists
Biology & Microbiology
Each nucleus in a human somatic cell contains ________ chromosomes
Fill in the blank(s) with correct word
Biology & Microbiology
Enzymes are a type of ________
A) carbohydrate B) protein C) lipid D) monomer
Biology & Microbiology