If you observed two female redback spiders, one having 10 offspring and the other 50, what could explain the difference?
A. The female with more offspring ate her mate and was therefore better nourished.
B. The female with fewer offspring has a virus.
C. The female with more offspring has more estrogen.
D. The female with fewer offspring received more sperm from fewer males.
E. The female with more offspring is a better hunter.
A. The female with more offspring ate her mate and was therefore better nourished.
You might also like to view...
Assuming independent assortment for all gene pairs, what is the probability that the following parents, AABbCc à— AaBbCc, will produce an AaBbCc offspring?
A) 1/2 B) 1/16 C) 1/8 D) 3/4 E) 9/16
Pollen is produced by the:
A. stigma. B. ovary. C. stamen. D. style. E. petals.
Lichens are an important component in many
ecosystems because they
a. are primary producers. b. help form soil by breaking down rocks. c. are food for primary producers. d. trap small predators with their hyphae. e. form a mutualistic relationship with the roots of most plants
What happens to the CFTR gene in individuals who have cystic fibrosis?
a. the entire gene is duplicated b. three bases are duplicated, causing one amino acid to repeat about 40 times c. the entire gene is deleted d. three bases are deleted, causing one acid to be missing