In an ecosystem’s bottom-up processes, predators affect the abundances of other populations in the ecological
community.
____________________ Indicate whether the statement is true or false.
False - top-down, top down
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What is the color of light that chlorophylls absorb that has the highest energy?
A. green B. violet-blue C. red D. yellow-orange
In which part of the chloroplasts are the Calvin cycle enzymes located?
A. stroma B. thylakoids C. grana D. envelope E. cristae
Which flagellate(s) have modified mitochondria and make ATP without oxygen?
a. trypanosomes b. euglenoids c. rhizarians d. diplomonads and parabasalids e. diatoms and brown algae
Although MCF-10A breast cancer cells grow well on Matrigel-coated culture dishes, the cells will form cysts of polarized cells that produce milk only when
A) extra collagen is added to the Matrigel. B) extra fibronectin is added to the Matrgel. C) extra elastin is added to the Matrigel. D) the Matrigel layer is thick enough to form a 3D environment. E) the Matrigel layer is present as a very thin layer on the culture dishes.