Characteristics of Life
Evolution by Natural Selection
Other
Important Terms
Important Terms
100

All living things are made up of ...

Cells

100

A force that pushes or allows Natural Selection to happen

Selective pressure

100

In order for Natural Selection to occur there must be a struggle for _____________________

Existence

100

Define cell

The most basic unit of life

100

Define Biology

The study of life

200

All living things maintain __________________ in order to keep an internal body temperature

Homeostasis

200

Evolution is a change in a species over _____________

Time

200

In Natural Selection more offspring must be produced than are able to __________________

Survive

200
Define sexual reproduction

Two parties

200

Define genetic variation

Different genes being mixed up within a species in order to increase fitness

300

All living things __________________________________________

An example of this is when we move our hands from a hot plate

Response to a stimulus

300

An _____________________ increases an organism's ability to survive and reproduce

Adaptation
300

Based upon the Sweaty T - Shirt Video people are generally attracted to those with ____________ immune systems

Different

300

Define Asexual reproduction

One party

300

Define Evolution

The change in a species over time

400

All things __________________ in order to create new offspring

Reproduce

400

An organism is considered _________________ when it is able to survive and reproduce. Think "going to the gym"

Fit

400

In the Rock Pocket video the mice that survived better blended with their ____________________

Environment

400

Define natural selection

The process where organisms better fit to the environment are able to survive and reproduce

400

Define independent variable

One that is not impacted by any others

500

All living things grow and ___________________

Develop

500

In Sexual selection the ___________________ (he/she) generally chooses

Female

500

The snake with the spider tail is an example of an _______________

Adaptation

500
Define genetic mutation

A change in DNA

500

Define dependent variable

One that is impacted by others