Green photosynthetic pigment of algae and plants that absorbs solar energy; occurs as chlorophyll a and chlorophyll b.
What will be an ideal response?
chlorophyll
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Which of the following is associated with
mitosis? a. spore formation b. somatic cells c. sexual reproduction d. sperm and egg e. germ cells
A viral species is a group of viruses that
A) has the same morphology and nucleic acid. B) has the same genetic information and ecological niche. C) infects the same cells and cause the same disease. D) cannot be defined.
All chromatin remodeling complexes have a subunit for __________ that is encoded by one member of a gene superfamily
a. histone-binding b. ATPase c. repressor-binding d. DNA-binding e. transcription factor-binding
Answer the following questions true (T) or false (F)
1. Ecological dominants are always the most abundant members of a community. 2. Because their absence may have negative repercussions for population control and resource use for the whole community, lions on the African savanna are identified as a keystone species. 3. To be a keystone species, an organism must be the most numerous species in an environment.