Which animal belongs to a subgroup of arthropods
different from that of the other four?
a. horseshoe crab
b. shrimp
c. mite
d. spider
e. scorpion
Answer: b
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The ________ is the entire set of proteins expressed by a genome.
Fill in the blank(s) with the appropriate word(s).
Mason and Clark concluded that starlings who decorated their nests with wild carrot sprigs did so as an adaptation responding to ________
a. competition for mates b. wild carrot as a nutritious source of food c. the need to camouflage nests from nestling-eating ravens d. parasitism of the brood by bloodsucking mites
Which repair mechanism is an error-prone system that uses bypass polymerases to replicate short segments of daughter strands whose normal replication is blocked by lesions in template strand DNA?
What will be an ideal response?
Which of the following is incorrect regarding the complement fixation test?
A.) first antigen and antibody are allowed to react B.) purified complement proteins are added to the antigen-antibody tube C.) sheep red blood cells are added to the antigen -antibody-complement mixture D.) hemolysis of the sheep red blood cells occurs in a positive test result