Which factor is the most important algal contribution to the fungal component of a lichen?
A. Improved water conservation
B. Mechanical protection
C. Photosynthetically derived food
D. Conversion of nitrogen gas to nitrates
E. Pigment for camouflage
Answer: C
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Why is energy lost when herbivores eat primary producers?
A) Primary producers have energy stored in indigestible substances. B) Primary producers cannot produce once eaten. C) Digestion takes place so rapidly that very little energy is absorbed. D) Most primary producers contain no usable energy for herbivores.
The conversion of pyruvate to acetyl-CoA does not produce any ATP directly. However, it does contribute to ATP production indirectly. How?
What will be an ideal response?
____________________ is used to diagnose and treat genetic disorders
Fill in the blank(s) with correct word
If the DNA triplets are ATG-CGT, the tRNA
anticodons are a. AUG-CGU. b. ATG-CGT. c. UAC-GCA. d. UAG-CGU. e. all of these.