Answer:
The first one: HH Hh Hh hh
Explanation:
Those are the genotypes - the phenotypes are the physical attributes the person will have. If there is the dominant gene (capital H) the child will have hitchhikers thumb. There is a 75% chance the child will have hitchhiker thumb and a 25% chance they will not.
Answer:
d. keystone species
Explanation:
is one that plays a pivotal role in ecosystems, e.g., species of palm or fig trees that maintain all the vertebrate frugivores in a Peruvian rainforest for 3 months of the year when other trees are not in fruit
voila. good answer no?
I don't know if i'm wrong but the answer is C. 2 cheese, 2 cracker. Hope i gave you some help :P
<span>The fur color is an adaptive form of camouflage to avoid predators.</span>
Answer:
vaccination
Explanation:
Vaccination also called immunization is the administration of antigenic material called a vaccine to produce active artificial immunity against a disease. Vaccination protects humans from infections of many diseases. Examples include tuberculosis poliomyelitis, whooping cough, diphtheria and measles.
Active artificial immunity is where antibodies are formed in response to administration of dead or weakened( attenuated) pathogens or chemically treated toxoids.