Biology Unit One - Biology Basics

Polar molecules...

Vocab: a statement based on repeated experimental obersvatiosn that describes an aspect of the world

It is occasionally permissible to taste substances in the lab to determine their identity

There can be more than one inference from a single observation

The variable that is manipulated by the experimenter is called...

How close measurements are to each other is

"There are 7 students in this class" is an example of what type of observation

It is important to have as many repeated trials as possible in order to

Cohesion causes ________ surface tension

What is the proper format when writing a procedure?

Water is a molecule made of of ______ atom(s) of hydrogren covalently bond to _____ atom(s) of oxygen

Materials should be formatted as

Laws are often accepted as facts

Which of the following is NOT an element neccesary for life?

Matter is composed of...

What macromolecule is responible for transporting substances in and out of cells

Water is a _____________

CO2 in an example of a __________ molecule

A molecule that has an unequal distrubution of charges is...

Cohesion is the tendancy of _________ molecules to stick to one another

A law...

The property of water is responsibile for the ability for life to live under what is...

The first step in the scientific investigative process is...

Which forms stronger bonds?

Hydrophillic substances

Vocab: Anything that contains mass and occupies space

What macromolecule is used for short term energy storage

An observation that uses one of the 5 senses is a

The variable that is usually measured and changes in response to the experimenter's manipulation is...

What is the second macromolecule that the body looks to breakdown for energy