To what group did the earliest fossils of eukaryotes belong?
A. green algae
B. red algae
C. diatoms
D. coccolithophorid algae
E. dinoflagellates
B
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What plant hormone has a central role in apical dominance?
a. auxin b. ethylene c. gibberellin d. phytoestrogens e. abscisic acid
Science is based on
a. faith. b. authority. c. evidence. d. force. e. consensus.
What are the three tissue systems of plants contained in each plant organ, such as leaves?
A) Dermal, cell wall, and vascular tissue systems B) Ground, germ, and vascular tissue systems C) Dermal, ground, and vascular tissue systems D) Ground, mesophyll, and vascular tissue systems
In rabbits, coat color is governed by four alleles: C for dark gray, Cch for chinchilla, Ch for himalayan, and c for white
This is an example of: a. X-linked genes. b. multiple alleles. c. epistasis. d. codominance. e. incomplete dominance.