Which one of the following statements about hypotheses is incorrect?
A. Hypotheses make predictions about observations not yet made.
B. A collection of related hypotheses that endures repeated testing is called a theory.
C. Hypotheses can be tested by experiments or by making additional observations.
D. Hypotheses that provide reasonable explanations do not need to be tested.
E. All of the above statements about hypotheses are correct.
Answer: D
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A new gene is discovered that dramatically aids in the digestion of fish. You hypothesize that populations with a history of being near the shoreline would have more copies of this gene than populations found farther inland
What technique would you use to test this? A. RFLP analysis B. CNV C. genotyping microarray D. gel electrophoresis E. VNTR analysis
Genes that have DNA sequences similar to functional genes but that do not appear to produce any functional product are ________________.
Fill in the blank(s) with the appropriate word(s).
Catenanes are interlocked chromosomes that form during the termination stage of DNA replication.
Answer the following statement true (T) or false (F)
The defining trait of hominins is
a. large brain. b. shoulder that can rotate 360 degrees. c. bipedalism. d. extended care of young. e. nails on fingers and toes