Which types of cells are most likely to have high levels of methyl groups in their DNA?
a. embryonic cells
b. blastocyst cells
c. senescent cells (cells that are not actively dividing)
d. apoptotic cells (cells that are undergoing cell death)
e. rapidly dividing cells
ANSWER: e
You might also like to view...
Individual species do not differ in the vitamins, essential amino acids, and fatty acids they require
Indicate whether the statement is true or false.
What is the function of the structure that is labeled 7 in Figure 50-2?
a. maintaining sperm below body temperature
b. storage of mature sperm
c. production of prostaglandins
d. production of nutritive fluid to support active sperm
e. production of an alkaline fluid to protect sperm in the vagina
Most eukaryotic genes contain noncoding sequences called ________ that are interspersed with the coding sequences.
A. introns B. exons C. spacers D. spliceosomes E. codons
A good experiment should include as many variables as possible at the same time
Indicate whether the statement is true or false