The rooster and the hen must be homozygous dominant for their phenotypes, in order for their chicks to display both phenotypes.
Rooster= BB (Homozygous dominant for black color)
Hen= WW (Homozygous dominant for white color)
Cholecystokinin is hormone that is secreted in response to pancreatic enzymes.
<h3>What is Cholecystokinin?</h3>
Cholecystokinin is a peptide hormone that is secreted by the duodenal mucosal of enteroendocrine cells as a result of stimulation of food by chemical substances. This hormone help to activate pancreatic enzyme secretion when it stimulate some cells of vagal afferents.
Therefore, Cholecystokinin is hormone that is secreted in response to pancreatic enzymes.
Learn more about cholecystokinin below.
brainly.com/question/6992153
<u>The answer is B. Dominant.</u>
An example of a dominant trait is brown eyes vs blue eyes. If a person carries an allele for both brown eyes and blue eyes, brown eyes will be expressed over the blue eyes because brown eyes are the dominant trait.
The answer to your question is: The chromosomes are replicated and they are haploid.
Nitrogen trihydride, or NH3<span>, is a covalent compound with a single nitrogen atom linked to three hydrogen atoms. It is also commonly known as ammonia. It has no color, but has a pungent smell.
</span>