The most diverse, successful, and familiar group of plants today are the:a
gymnosperms.
b. bryophytes.
c. ferns.
d. angiosperms.
e. lycopods.
D
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Two principal organelles in eukaryotes that were apparently derived from different types of bacteria are the
A. microfilaments and microtubules. B. mitochondria and chloroplasts. C. rough ER and smooth ER. D. plasma membrane and nuclear membrane.
Based on DNA evidence, fossil evidence, homology, and vestigial structures, what do humans and chimpanzees share?
What will be an ideal response?
At the end of the embryonic period, the embryo is about 12 inches long.
Answer the following statement true (T) or false (F)
A 6.85 kb EcoRI fragment of DNA is shown below. The location of several restriction sites is indicated. Scale is approximate.
If you were to digest this DNA with PstI, which length of DNA fragment would migrate the fastest on an agarose gel?
A. 2622 B. 235 C. 3425 D. 803