Which is not an example of epigenetic inheritance?
A. the inheritance of a single point mutation in a gene
B. the inheritance of a regulatory protein that activates its own transcription
C. the inheritance of methylation patterns in DNA
D. the inheritance of patterns of chromosome condensation
Ans: A. the inheritance of a single point mutation in a gene
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Which embryonic tissue is INCORRECTLY
associated with its derivative?
a. skin from mesoderm b. nervous system from ectoderm c. liver from endoderm d. circulatory system from mesoderm e. muscles from mesoderm
A soil with approximately what percent of humus
is best for plant growth? a. greater than 90 b. 15 c. 50 d. less than 10 e. 30
Pasteurization does not inactivate endospores or thermoduric microbes.
Answer the following statement true (T) or false (F)
Life history patterns:
a. have no genetic component. b. are subject to the pressures of natural selection. c. exist only in organisms that exhibit parental care.