When must scientific theories be changed?
A. When enough evidence contradicts earlier ideas
...
Biology, 09.09.2021 08:50 irishvball7
When must scientific theories be changed?
A. When enough evidence contradicts earlier ideas
B. When an old scientist dies
C. When one experiment shows a surprising result
D. When a new government is elected
Answers: 2
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The somatic cell of a cat contains 38 chromosomes (2n = 38). how many chromosomes and how many dna molecules would the secondary spermatocyte of this cat have?
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