STRAYER SCI115 WEEK 7 Quiz

• Question 1

2.5 out of 2.5 points

What idea did Malthus champion that Darwin incorporated into his theory of evolution?

• Question 2

2.5 out of 2.5 points

What is the cut off age for dating fossils by their Carbon 14 content?

• Question 3

2.5 out of 2.5 points

Which type of fossil is considered a trace fossil?

• Question 4

2.5 out of 2.5 points

The theory of continental movement is called

• Question 5

2.5 out of 2.5 points

What is true about homologous structures?

• Question 6

2.5 out of 2.5 points

Morphological divergence

• Question 7

2.5 out of 2.5 points

Any change in allele frequencies in a gene pool is

• Question 8

2.5 out of 2.5 points

When allele frequency changes, a population is said to no longer be in

• Question 9

2.5 out of 2.5 points

When individuals choose mates with a particular trait they desire it is called

• Question 10

2.5 out of 2.5 points

Individuals who are heterozygous for sickle-cell anemia have a greater resistance to

• Question 11

2.5 out of 2.5 points

Puppies born too large experience difficulties in birthing and tend to have respiratory and other problems. Puppies born too small often can’t compete with their siblings for their mother’s milk. Thus, puppies born not too large or too small have a survival advantage. This is an example of ___ selection.

• Question 12

2.5 out of 2.5 points

If a population speciates in the absence of a physical barrier it is known as