Bio. 1: Ch. 1: Intro to Biology

Front

What is homeostasis?

Back

The maintenance of constant internal conditions in an organism.

Front

What imaging technique is used to examine injuries affecting ligaments?

Back

Magnetic resonance imaging (MRI).

Front

What is a gene?

Back

A segment of DNA that contains the instructions for building proteins.

Front

What characteristic is shared by all living things?

Back

All living things are made up of one or more cells.

Front

What do scientists form and test using observation and data?

Back

Hypotheses.

Front

What is the basic unit of life?

Back

The cell.

Front

What is adaptation in biology?

Back

A trait that helps an organism survive and reproduce in its environment.

Front

What is the role of DNA in living organisms?

Back

DNA carries genetic information necessary for the growth, development, and reproduction of organisms.

Front

What is the difference between a hypothesis and a theory?

Back

A hypothesis is a testable prediction, while a theory is a well-substantiated explanation of an aspect of the natural world.

Front

What is the process of photosynthesis?

Back

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.