Natural Selection Review

Front

What is a population?

Back

A population is a group of the same kinds of organisms living in an area

Front

What are traits?

Back

specific characteristics an individual has

Front

Within a population, do all individuals have the same traits?

Back

False

Front

Natural selection is NOT which of the following?

• One of processes through which evolution occurs
• When the environment favors certain traits over others
• Nature “selects” which organisms survive and which do not, the organisms best adapted to their environments will survive and those that are not or can not adapt will not survive
• A process that leads to new resources in nature

Back

A process that leads to new resources in nature

Front

What are the two kinds of traits we can have?

Back

adaptive and non adaptive

Front

What is a mutation?

Back

A random change in the DNA sequence of a gene

Front

How do new traits arise in a population?

Back

By mutations

Front

What will determine whether or not a trait is adaptive?

Back

the environment

Front

Where do individuals get their genes from?

Back

From their parents

Front

What do genes make?

Back

Proteins