Most Swiss starlings produce four to five eggs in each clutch. Those producing fewer or more than this have reduced fitness. Which of the following terms best describes this?
A) artificial selection
B) directional selection
C) stabilizing selection
D) disruptive selection
E) sexual selection
Ans: C) stabilizing selection
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After spraining your finger in a research paper-related mishap, you manage to submit your files with seconds to spare, so you decide to wind down by watching your favorite cartoon. In this episode, the main characters take up boxing, but they’re terrible at it; they spin their arms in wide circles centered around their shoulder joints. What term describes this pin wheeling motion?
a. hyperextension b. adduction c. circumduction d. dorsiflexion
Which of the following is not an example of a monosaccharide?
A. glucose B. ribose C. fructose D. cellulose E. All of the answer choices are correct.
What is the result of adaptive radiation?
A) the extinction of one species and the replacement with another B) the diversification of one or a few species into a varied group of descendants C) symbiosis between eukaryotes and prokaryotes D) convergent evolution in which unrelated species take similar forms
Choose the true statements about the human and mouse genomes. (Select all that apply.)A) The human genome shares 99% of its genes with the mouse genome.B) A comparison of genomes confirms that mice and humans shared a common ancestry more recently than humans and pufferfish.C) Very few genes are conserved in the two genomes.D) Little rearrangement of genes has occurred in the two genomes.
What will be an ideal response?