Identity (Unit 1)
Macromolecules
Digestion and Enzymes
Cell Membrane
Science Fair
100

All living things are made of _________

Cells
100

Give an example of a food that contains carbohydrates.

Answers vary.

100
The large muscular sac in your body that contains acid that breaks down food is the...

Stomach

100
What part of the cell keeps out germs and other unwanted particles?

Cell membrane

100

This section of the poster contains your background information.

Introduction

200

DNA is found in the ________ of the cell.

Nucleus

200

Muscles are made of which type of macromolecule?

Proteins

200

In what part of the body does digestion begin?

In the mouth

200

What does mean when we say that the cell membrane is "flexible"?

It can bend without breaking
200

A prediction about what will happen in an experiment is a...

Hypothesis

300

In week 2 of the term, we extracted DNA from which fruit?

Strawberry

300

Which macromolecule gives quick energy?

Carbohydrates

300

What tube connects the mouth and the stomach?

Esophagus

300

The cell membrane is made mostly of which type of macromolecule?

Lipids

300

The variable that is measured is the...

Dependent variable

400

The shape of DNA is also called a ____________

Double helix

400

List the four macromolecules.

Carbohydrates, Proteins, Lipids, Nucleic Acids

400

Amylase is a substance in saliva that speeds up the breakdown of carbohydrates. Amylase is an example of what type of substance?

Enzyme

400

Name the disease we studied in which salt cannot pass through the cell membrane.

Cystic fibrosis

400

A good experiment contains multiple ________ , or tests.

Trials

500

What type of bone did we observe to determine the relatedness of different humanoid species?

Skulls

500

The building of block of proteins is called...

Amino acids

500

What part of the digestive system absorbs extra water from food?

The large intestine

500

The cell membrane is made of a ____________ bilayer.

Phospholipid

500

A variable that is kept the same between the experimental and control groups is a / an...

Controlled variable