Natural Selection Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

A population of moths goes from a mix of white and black to only black to adapt and blend in with the smoke

A

Example of directional selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Example of directional selection

A

A population of moths goes from a mix of white and black to only black to adapt and blend in with the smoke

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Peacocks evolving to get colorful feathers to mate with females and stand out to females

A

Example of Sexual Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Example of sexual selection

A

Peacocks evolving to get colorful feathers to mate with females and stand out to females

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

When the favored trait is extreme and the population shift is extreme

A

Directional Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Stabilizing Selection

A

No extreme genes are favored, and the most common genes are favored

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Human babies have evolved to not be too light or too heavy to ensure survival

A

Example of stabilizing selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

No extreme genes are favored, and the most common genes are favored

A

Stabilizing Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Third principle of natural selection

A

Populations have more population than resources available

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Example of stabilizing selection

A

Human babies have evolved to not be too light or too heavy to ensure survival

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Directional Selection

A

When the favored trait is extreme and the population shift is extreme

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Certain inherited traits make it easier to thrive and reproduce

A

Natural Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

First principle of natural selection

A

Different members of a population have different physical traits

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

When traits that help with mating and survival among the same gender are preferred

A

Sexual Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

When both of the extreme traits are preferred over the in between

A

Disruptive Selection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Natural Selection

A

Certain inherited traits make it easier to thrive and reproduce

17
Q

Second principle of natural selection

A

All variations are inheritable

18
Q

Sexual Selection

A

When traits that help with mating and survival among the same gender are preferred

19
Q

Fourth principle of natural selection

A

Those with good traits will succeed at reproduction more

20
Q

Disruptive Selection

A

When both the extreme traits are favored over the common/in between