Which phylum includes members that have a body divided into three regions called the visceral mass, head-foot, and mantle?
a. Rotifera
b. Mollusca
c. Nemertea
d. Platyhelminthes
Answer: b. Mollusca
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Green seed color is dominant over yellow seed color. If a plant produces gametes with only
yellow seed color, which of the following must be true?
a. Both parents were homozygous recessive for this trait. b. Both parents carried the recessive trait. c. One parent was homozygous recessive, and the other was homozygous dominant. d. Both parents were homozygous dominant for this trait.
Chytridiomycetes produce enzymes that digest cellulose, chitin, and similar molecules. Because of this, they are found in the digestive tract of
A. lichens. B. ruminants. C. plants. D. frogs. E. people.
In the body, glucose is stored in the liver as
A. amino acids. B. glycogen. C. starch. D. protein. E. fat.
All the coding and non coding DNA found in the haploid number of chromosomes from one organism is known as the _________.
Fill in the blank(s) with the appropriate word(s).