Answer:
The correct answer is b. All round seeds
Explanation:
If an RR plant is crossed with an rr plant than all the phenotype will produce round seed and the frequency of the Round seed plant to wrinkled seed plant would be 4:0.
R R
r Rr Rr
r Rr Rr
So all the phenotypes will be heterozygous dominant for the round seed which means that all phenotypes will have a single dominant allele for round seed which is enough to express round seeds in the phenotypes.
Growth and development
Reproduction
Maintains homeostasis
Has cells
Metabolism
Heredity
Responds to stimuli
Adapts to environment
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This stament is true.
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Stimulus - you move your hand over a hot flame
Response - you quickly pull your hand back