All land plants carry the gene LFY, which encodes the regulatory protein LEAFY but its effects on phenotype vary markedly in different plant groups. In which group of plants does LFY regulate the largest number of tissues?
1.ferns
2.flowering plants
3.gymnosperms
4.mosses
2
Biology & Microbiology
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Which of the following diseases is a synonym for ringworm infection of the nails?
A) tinea barbae B) tinea cruris C) tinea nigra D) tinea unguium
Biology & Microbiology
According to the EC system, which is not one of the major groups of enzymes?
A) proteases B) hydrolases C) oxidoreductases D) transferases E) ligases
Biology & Microbiology
Aerobic respiration generates up to ________ ATP molecules per glucose molecule
A) 2 B) 16 C) 24 D) 38 E) 42
Biology & Microbiology
A seedling growing toward the source of light is an example of:
a. shade avoidance. b. a positive hypersensitive response. c. a negative hypersensitive response. d. a positive phototropic response. e. a negative phototropic respons
Biology & Microbiology