strayer sci115 quiz 7 done on may2015 all correct answers

| September 29, 2018

• 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 age of the oldest
known terrestrial rock?

• Question
3
2.5 out of 2.5 points

Which of the following factors is
the only one that influences radioactive decay?

• 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

Similar structures that have
evolved independently in different lineages that do not share common ancestry
are called

• 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

The original source of new
alleles is

• Question
9
2.5 out of 2.5 points

With ____ selection(s), the forms
of a trait at both extremes of a range of variation are favored.

• 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

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

• Question
12
2.5 out of 2.5 points

A physical barrier that separates
a population in half and that leads to the evolution of a new species is called

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