The scientist who proposed that populations would outgrow its resources was ____
a. Malthus
b. Crick
c. Watson
d. Darwin
e. Smith
ANSWER: a
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A sequence database such as GenBank could be used to do all of the following EXCEPT
A) Compare cow and human insulin protein sequences. B) Construct a tree to determine the evolutionary relationships between various bird species. C) Search for genes in a fruit fly that are similar to a human gene. D) Compare patterns of gene expression in cancerous and non-cancerous cells.
Which subphylum includes members that are now all extinct, but which were once extremely numerous in shallow Paleozoic seas?
a. Crustacea b. Trilobita c. Hexapoda d. Myriapoda
In club fungi, each club-shaped cell initially ____.
A. is a spore B. is a zygote C. contains a single nucleus D. is dikaryotic E. undergoes mitosis to produce spores
All tropical biomes are rainforests
a. true b. false