Author Question: _________ may be a selective pressure that has caused type O blood to be much more common amongst ... (Read 59 times)

chandani

  • Hero Member
  • *****
  • Posts: 541
_________ may be a selective pressure that has caused type O blood to be much more common amongst South American native groups
 
  a. Resistance to infectious diseases from Europe
  b. Body heat regulation
  c. Ability to recover from wounds
  d. Darker skin color

Question 2

A cline is defined as _________.
 
  a. a folk taxonomic category based on biological observations
  b. the existence of two or more distinct phenotypes within a population
  c. the distribution of a trait or allele across geographical space
  d. a group of local populations



CAPTAINAMERICA

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

Correct Answer: a

Answer to Question 2

Correct Answer: c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

For a complete list of videos, visit our video library