A biome is most specifically defined as ____
a. a vegetation type plus its associated microorganisms, fungi, and animals
b. a biological community and the physical environment with which it interacts
c. the total dry weight of plants present in a specific area at any given time
d. an assemblage of species living in the same place
e. a group of organisms of the same species living together at one time
A
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Which organ system is NOT required for the maintenance of homeostasis within an organism?
a. excretory system b. reproductive system c. skeletal system d. endocrine system e. lymphatic system
Imagine a cell entered mitosis but was unable to make microtubules. What stage of mitosis would it
be stuck in? What will be an ideal response?
Photosystem II
A) receives electrons from photosystem I. B) passes electrons to photosystem I. C) does not have a reaction center. D) releases CO2 as a by-product.
Looking at the figure above, which is true?
a. There is a one base change between the analyzed sequences of lineages 1 and 2. b. There is a one base change between the analyzed sequences of lineages 2 and 3. c. The analyzed sequences of lineages 5 and 6 are the most similar of all. d. B and C. e. A and B.