The first land animals, arthropods, moved onto land about:a
650 million years ago.
b. 450 million years ago.
c. 250 million years ago.
d. 150 million years ago.
e. 50 million years ago.
B
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What would a fucoxanthin carotenoid stain be most useful in identifying?
A) brown or golden algae B) flagellated algae C) photosynthetic diatoms D) slime molds from other molds
The above figure represents which of the following
chromosomal changes:a. inversion b. deletion c. duplication d. translocation e. aneuploidy
Identical gene loci are located on ____________________. Fill in the blank(s) with the appropriate word(s)
The Gram stain, acid-fast stain, and endospore stain ________.
A. use heat to force the dye into cell structures B. are differential stains C. use a negative stain technique D. are used on a wet mount of the specimen E. have outcomes based on cell wall differences