A population ecologist is study the
demographics of American bison living on a
grassland in North Dakota. She captures,
marks, and releases 100 bison. Later, she
recaptures 100 bison and discovers that 50
were previously marked and half of those
marked are of reproductive age. What is the
population ecologist’s estimate of how many
bison in the total population are of
reproductive age?
a. 200
b. 50
c. 100
d. 20
e. 10
C
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If a cell contained a mutation in the gene that encodes FtsZ, which process would be affected?
A. Septation B. Cytokinesis C. Prophase D. DNA Synthesis E. Cohesin cleavage Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you know about FtsZ? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which of the following uses plant-derived sugar for fermentation?
a. wood for shelter b. alcoholic beverages c. medicine d. spices
One reason angiosperms are more successful than gymnosperms is because gymnosperms lack _____
a. seeds b. megaspores c. fruits d. leaves e. wood
A researcher is studying plant development. She isolates a mutant and discovers that the piece of DNA that is mutated does not code for a protein. However, this piece of DNA is complimentary to a gene known to function in early embryonic plant
development. The mutant she identified most likely functions as a(n) ________. A) microRNA (miRNA) B) transfer RNA (tRNA) C) intron D) ribosomal RNA (rRNA) E) general transcription factor known to regulate many different genes