In DNA, the phosphate groups and the sugars are the outside of the double helix
a. true
b. false
Answer: a. true
Biology & Microbiology
You might also like to view...
A pathogen is
(a) a disease. (b) an organism that causes a disease. (c) a substance that kills bacteria. (d) the same as a heterocyst.
Biology & Microbiology
Nondisjunction can result in _____
a. polyploidy b. aneuploidy c. crossing over d. pleiotropy
Biology & Microbiology
The term "plankton" ____
a. refers to a taxonomic division of algae b. is a common term for microscopic organisms that drift or swim weakly in water c. includes only multicellular forms d. refers to small aquatic plants e. would apply to large brown algae
Biology & Microbiology
Mitosis takes place during M phase, which is the longest phase of the cell cycle.
a. true b. false
Biology & Microbiology