This type of cell is closely associated with a companion cell
a. sieve tube member
b. tracheid
c. vessel elements
d. sclerenchyma
e. collenchyma
A
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How many microhabitats does a redwood provide for other organisms?
a. None, but it has its own microhabitat with specific resource requirements. b. None, but many different organisms share its habitat. c. A few, because other organisms live on trees. d. Many, redwoods create a variety of microhabitats because of their large size.
Protruding from the inner membrane of the mitochondria into the matrix are knoblike spheres called ________ complexes, which are attached by a short protein stalk to a(n) ________ complex. Together these complexes are referred to as the ________ complex
Fill in the blank with correct word.
While walking in a tropical forest, you come upon a 6-meter-tall plant that shows no evidence of seed production. The plant is most likely a(n)
A) angiosperm. B) gymnosperm. C) alga. D) bryophyte. E) fern.
In eukaryotes, DNA is transcribed in the _____
a. mitochondria b. cytoplasm c. ribosomes d. nucleus e. endoplasmic reticulum