A concentration of pigment can decrease the frequency of being killed, Why?

The concentration of pigment scares to predators

They cannot be recognize by predators

When we get beyond our reproductive years, the rate of diseases increases exponentially, Why?

Because we are no longer being selected for

We are no longer useful for reproduction

Our immune system decreases its activity

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PEDRO ALVAREZ JIMENEZ 5 questions

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1Are these eye-looking shapes a result of a random process or a leaded process?
1. ALeaded process
2. BRandom process
3. CNone
2A concentration of pigment can decrease the frequency of being killed, Why?
1. AThe pigment has a bad flavor
2. BThe concentration of pigment scares to predators
3. CThey cannot be recognize by predators
3All kind of strategies for surviving are used ultimately for:
1. AReproduction
2. BGetting resources
3. CLiving more time
4New traits result from changes in our:
1. AProteins
2. BEnzymes
3. CDna
5When we get beyond our reproductive years, the rate of diseases increases exponentially, Why?
1. AWe are no longer useful for reproduction
2. BOur immune system decreases its activity
3. CBecause we are no longer being selected for

Description: https://www.khanacademy.org/science/biology/her/evolution-and-natural-selection/v/natural-selection-and-the-owl-butterfly
Author: PEDRO ALVAREZ JIMENEZ
Language: English
Views: 241
Tags: cultura científica 1º bach 1ºtrimestre 3.- evolution básica media
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