Upon exposure to blue light, plants not only begin to grow toward the light, but move their chloroplasts to the sunny side of each cell. The adaptive advantage of moving chloroplasts to the sunny side of each cell _____
A) maximizes light absorption by the chloroplasts for photosynthesis
B) increases production of phototropic hormones
C) maximizes heat absorption by the chloroplasts for cellular respiration
D) increases adenosine triphosphate (ATP) production during the light-independent reactions
A
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Which factor is the most important algal contribution to the fungal component of a lichen?
a. improved water conservation b. mechanical protection from being blown away c. photosynthetically derived food d. less overlap among individual algal cells e. pigment for camouflage
The genes responsible for some of the traits that Mendel observed have been recently identified and have helped in determining how molecular variation produces morphologic variation in pea plants
Allelic variation in the Sbe1 gene, which produces starch-branching enzyme 1, is responsible for which trait in peas? A) round and wrinkled pea shape B) yellow and green pea color C) purple and white flowers D) tall and short plant height E) axial and terminal flower position
__________ refers to multiple independent pairs of genes having similar and additive effects on the
same characteristic. a. Codominance b. Epistasis c. Polygenic inheritance d. Complete dominance e. Additive dominance
Why is it not possible for HIV medications to eliminate HIV in a confirmed HIV-positive patient?
What will be an ideal response?