It would be a 50% or 1/2 chance.
Answer:
B
Explanation:
Valleys are created by streams of running water
If organisms that lived there before had exceeded the carrying capacity then the ecosystem would no longer be able to sustain life
The expected phenotypic ratio for a cross between two individuals that are heterozygous for a given trait is 3:1.
<h3>What is Phenotype?</h3>
This is referred to the physical characteristics of an organism such as the size, shape etc.
When two heterozygous traits are crossed:
Rr × Rr ⇒ RR Rr Rr rr
The ratio is therefore 3:1 of the dominant to recessive phenotype.
Read more about Phenotype here brainly.com/question/22117
#SPJ1
Explanation:
option A is the correct one.
