Photosynthetic organisms like grass are able to ________
A) make all of their organic matter from organic molecules in the soil.
B) use water they take in through their leaves as a final electron acceptor.
C) change the light energy from sunlight into sugars
D) use substances in the air as a major source of carbon.
D
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The negatively charged phosphates of ATP influence one another by
A) relative hydration. B) charge repulsion. C) resonance hybridization. D) dehydrogenation. E) all of the above
Linda discovered a virus new to humans and called it Zeta 1. Which other of the animals on this list is most likely to be infected with it too?
A) orangutan B) mouse C) potto D) kangaroo
Why does extended hypoglycemia (low blood sugar) lead to confusion and difficulty thinking?
A. Glucose provides energy for brain cells. B. Unregulated pH of body fluids causes these symptoms. C. Glucose is major source of energy for non-nervous system cells. D. Glucose is required for chemical reactions in the body.
TRAIT SPECIESABCDE111011210010310011411111511111600010 The table shows the distribution of traits (A-E) in six extant species (1-6). A "0" indicates the ancestral condition, and a "1" indicates the derived condition. Which species would you designate as the outgroup?
A. 1 B. 2 C. 3 D. 4 E. 5 F. 6