The replacement fertility rate is ____.
A. the average number of children a man must sire to replace himself with a son who reaches reproductive age
B. the average number of children woman must bear to replace herself with one daughter who reaches reproductive age
C. the average number of children born per year in a population
D. the birth rate minus the death rate of a population
E. the number of boy–girl pairs born each year in a population
Answer: B
You might also like to view...
Which of the following is a correct comparison of bacterial and eukaryotic chromosomes?
A. Both have a single replication origin. B. Only eukaryotes have specific sequences necessary for DNA distribution during cell division. C. Eukaryotes usually have circular chromosomes; bacteria have linear. D. Both have multiple replication origins. E. Bacteria have circular chromosomes; eukaryotes have linear.
A cancer cell is injected into a healthy mouse. The mouse develops tumors. This experiment indicates that cancer is
A) contact inhibited. B) transplantable. C) benign. D) invasive.
Without fully functional p53, which checkpoint is compromised?
a. M b. S c. G1 d. G2
Special-interest groups are not permitted to post information as science on the Internet unless it has undergone peer review
Indicate whether the statement is true or false