Why did the authors choose to look for the rubisco gene in the DNA samples taken from permafrost?
A. It is used in respiration by all plants.
B. It is used in photosynthesis by all plants.
C. Plant cells do not have a nucleus.
D. Plant cells do not have mitochondria.
E. It is only present in angiosperms (flowering plants).
B. It is used in photosynthesis by all plants.
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All fungi can form hyphae.
Answer the following statement true (T) or false (F)
In a natural community, the primary consumers are
a. herbivores. b. carnivores. c. scavengers. d. decomposers. e. omnivores..
What is the first step in the Calvin cycle?
a. O2 attaches to CO2. b. O2 attaches to G3P. c. CO2 attaches to RuBP. d. CO2 attaches to Rubisco. e. CO2 attaches to phosphoglycerate.
Which organ that is a target of insulin plays the most significant role in regulating sugar levels in circulation?
A) kidneys B) liver C) stomach D) pituitary E) adrenal glands