The ____ are the primary photosynthetic organisms of marine plankton
a. apicomplexans
b. diatoms
c. dinoflagellates
d. parasitic ciliates
e. free-living ciliates
ANSWER: b
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____________________ are mutations involving the increase of the number of repeat sequences in genes
Fill in the blank(s) with correct word
Answer the following statements true (T) or false (F)
1. Joseph Connell proposed that at low rates of disturbance, a community will become dominated by K-selected species.
2.
The map above shows the southwestern tip of Alaska, including the Aleutian Islands. True or False: According to MacArthur and Wilson's island biogeography model, Kodiak Island would have more species than Kiska.
3. The productivity hypothesis would predict that there would be more species per unit area in the southwestern U.S. than in the Amazon rainforest.
4. A metagenomic library is a typical tool for analyzing diversity of flowering plants.
Peripheral proteins are linked to either surface of the plasma membrane by:
a. covalent disulfide bonds. b. associating with fatty acids through hydrophobic interactions. c. embedding in one side of the membrane and, thus, not extending through to the other side. d. associating with glycoproteins on the inner membrane surface. e. bonding to integral proteins through noncovalent interactions
Pores on the surface tissue of stems and leaves of plants that are able to open and close are called
a. tracheoles b. stomata c. sori d. epipores e. micropyle