🌈 Living Environment Regents Review 1

Front

What are proteins composed of?

Back

Proteins are composed of amino acids.

Front

In an experiment, what is the term for the variable that remains constant, such as the amount of water given to plants?

Back

The variable that remains constant is called a Constant.

Front

What is the relationship between blood glucose levels and hormone release?

Back

As blood glucose levels increase, hormones are released to return glucose levels to normal, demonstrating a stimulus and a response.

Front

Why are sexually reproducing organisms more likely to survive in a changing environment?

Back

Sexually reproducing organisms are more likely to survive because their offspring have more variety.

Front

What is a dependent variable in an experiment?

Back

A dependent variable is the variable that is measured or observed in an experiment.

Front

What is an independent variable in an experiment?

Back

An independent variable is the variable that is changed or controlled in an experiment.

Front

Define homeostasis.

Back

Homeostasis is the process by which living organisms maintain a stable internal environment despite changes in external conditions.

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions in the body.

Front

What is the function of DNA?

Back

DNA carries genetic information and instructions for the development and functioning of living organisms.

Front

What is natural selection?

Back

Natural selection is the process by which organisms better adapted to their environment tend to survive and produce more offspring.