Archaeal cell walls
A. are disrupted by treatment with lysozyme or penicillin.
B. include orthomureine.
C. are similar to those of Gram-negative bacteria.
D. lack murein and D-amino acids.
Answer: D
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If you needed to determine the order of genes on a chromosome, you should perform
A. a test cross. B. a two-point cross. C. a three-point cross. D. a SNP test.
A person who has two identical alleles for a particular gene is ________ for that gene.
A) dominant B) heterozygous C) homozygous D) positive
As part of your research project, you travel to an island to learn more about the habitats and relationships of flies, spiders, and centipedes. You and your assistant plot out five different areas on the island and count the numbers of flies, spiders, and centipedes living in each plot. Your results show the following: Plot Flies Spiders Centipedes1300254242617103147152147397805791393The plots that were staked out on the island were part of the:
A. experimental design. B. constructed model. C. basic research. D. applied research.
When the sperm nucleus combines with the egg nucleus, what is formed
a. zygote
b. gamete
c. zoospore
d. sporangium
e. zoosporangium