Solar radiation:a
powers the hydrologic and other biogeochemical cycles.
b. is essential for chemosynthesis.
c. is the product of a massive nuclear fission event.
d. is eventually released from fossil fuels.
e. is eventually released via decomposition
a
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Answer the following statements true (T) or false (F)
1. Somatic cell mutations are heritable. 2. Mutations can produce a polypeptide with increased function. 3. The timing of a mutation during development has negligible effects on the severity of the genetic defect. 4. Larger genes are usually more likely to incur a mutation than smaller genes.
Compare and contrast the life cycles of ferns and flowering plants. Include the elements of alternation of generation they hold in common and differences in the forms of the two generations, and their relative independence and dominance. Test Section: LO3 and 12.4 Key Concept: relationship of life cycles of seedless vascular plants and angiosperms Level: Advanced critical thinking
What will be an ideal response?
In a cDNA library, not all expressed genes will be represented. On what does this depend?
What will be an ideal response?
Metabolic pathways in cells are typically far from equilibrium. Which of the following processes tend(s) to keep these pathways away from equilibrium?
a. the continuous removal of the products of a pathway to be used in other reactions b. an input of free energy from outside the pathway c. an input of heat from the environment d. the 1st and 2nd listed responses are correct e. the 1st, 2nd, and 3rd listed responses are correct