The term used to describe bacteria that are shaped like curved rods is ________.
A. coccus
B. bacillus
C. vibrio
D. coccobacillus
Answer: C
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Grasses develop
a. a taproot. b. fibrous roots. c. no root cap. d. no root hairs.
Cichlid fish from Lake Apoyeque, Nicaragua, have begun to develop distinct morphologies that allow them to eat different foods within the same lake. If these fish never fully speciate but continue to produce fit hybrids over a long period of time, what will be the result?
a. reinforcement
b. fusion
c. stability
d. inviability
When the anticodon of a tRNA and the codon of an mRNA interact, the two sequences are
A) identical. B) antiparallel. C) parallel. D) not related.
Many bacteria are naturally capable of taking up endogenous fragments of DNA in their environment, a phenomenon termed
A) conversion. B) transformation. C) hybridization. D) transfection. E) conjugation.