Photosynthesis is the pathway used to synthesize carbohydrates from
A. sunlight.
B. carbon dioxide.
C. oxygen.
A,B
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In competition between P. caudatum and P. bursaria, neither species goes extinct because they utilize different resources. This can be considered as evidence for
A. the extinction theory. B. character displacement. C. the coexistence hypothesis. D. the competitive exclusion principle. E. resource partitioning.
Assume that you are studying a trait determined by a number of polygenes. If there are seven phenotypic categories, how many genes are probably involved?
What will be an ideal response?
A solution has been prepared by mixing glucose in water. Which one of the following statements CORRECTLY describes this solution?
A) Both water and glucose are solutes. B) Both water and glucose are solvents. C) Water is the solute, and glucose is the solvent. D) Water is the solvent, and glucose is the solute.
What is the composition of the "halves" of an individual peanut, which constitute the largest part of the seed, and are called cotyledons?
a) triploid endosperm cells b) haploid endosperm cells c) diploid embryo sporophyte cells d) diploid maternal sporophyte cells e) diploid gametophyte cells