Answer:
BB x bb
Bb
Bb
Explanation: When a purebred dominant trait is bred with a purebred recessive trait then the offspring will always have the dominant and recessive trait.
D. It provides buoyancy to a fish.
This air pocket is known as the swim bladder, and also called air bladder. This is a buoyancy organ possessed by most bony fish. The air bladder is located in the body cavity and is derived from an out pocketing of the digestive tube.
Mitochondrial membrane potential (MMP) is an important parameter of mitochondrial function that has been used as an indicator of cell apoptosis.
https://www.creative-bioarray.com/support/jc-1-mitochondrial-membrane-potential-assay.htm
