Which of the following is an accurate description of Mendel's Law of Segregation?
a) Individuals possess two copies of every gene in their somatic cells.
b) Individuals can have different versions (alleles) of a gene in their somatic cells.
c) When gametes are formed, there is only one copy of every gene in each gamete.
d) Different pairs of homologous chromosomes will line up at the metaphase I plate independently from each other.
Ans: c) When gametes are formed, there is only one copy of every gene in each gamete.
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Some invertebrates can move gases across
their cell's membrane by ___ through interstitial fluid
a. active transport b. facilitated diffusion c. bulk transport d. simple diffusion e. osmosis
The DNA sequence below encodes the first five amino acids of a large protein. 5? ATGTTAGGATATCAG 3? 3? TACAATCCTATAGTC 5? a. Identify the coding and template strands. b
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A Tyrannosaurus rex's closest relative is a
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