Which of the following serve as examples of
morphological convergence?
a. sharks, penguins, and porpoises
b. panthers and tigers
c. apes and monkeys
d. sharks, skates, and rays
e. mice, rats, and gerbils
A
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DNA replicates during the ________ phase of the cell cycle.
A) G1 B) G2 C) G3 D) S
Recombinant Ti plasmids allow for
A) the transfer of a transgene from the plasmid in Agrobacterium to a plant cell. B) transfer of plant DNA to Agrobacterium. C) the transfer of DNA between two Agrobacterium cells. D) the transfer of the plasmid from Agrobacterium to E. coli.
A trade-off for having many offspring would be
A) that they would likely be small in size. B) that they would likely be large in size. C) that they would require a large amount of parental care. D) that they would have high survivorship.
Answer the following questions true (T) or false (F)
1. Protists reproduce through sexual as well as asexual means, depending on their life stage. 2. When infected with Toxoplasma gondii, a protist, symptoms are always present within two weeks. 3. Tonsils at the back of the throat, the appendix, and Peyer's patches of the small intestine are all examples of mucosa-associated lymphoid tissue (MALT) found along the GI tract.