evolution
chemistry
biomolecules
metric system
Scientific Method
100

what is the main theme in biology?

Evolution

100

what is chemistry?

the basis of life

100

what are carbohydrates?

simple sugars 

100

what is Centi?

1/100th of a unit

100

what is an experiment used for?

to test the hypothesis, gather data, analyze, and interpret.

200

what is an example of natural selection?

traits from offspring in reproduction

200

what is matter made up of?

atoms

200

what is starch? 

a complex carbohydrate 

200

what is Mili?

1/100th of a unit

200

independent variable

variable being changed or manipulated

300

what is true about natural selection?

It is not random.

300

what are the 4 elements that make up 97% of our body mass?

oxygen, carbon, hydrogen, and nitrogen.

300

what are proteins?

amino acids join together by peptide bonds.

300

what is kilo?

1,000 of a unit

300

dependent variable

variable being measured or observed

400

what can be altered in artificial selection?

plants and animals

400

is H2o polar or nonpolar? 

polar

400

how do we find lipids?

must be dissolved in a nonpolar solution, ethanol. We use 111.

400

how do we find mass?

mass= volume(density)

400

confounding variable

may affect dependent variable.

500

what did Jonathan say about species?

not all species will live forever. 

500

what is electronegativity?

how much an atom wants or pulls electrons.

500

what is the negative control and positive control?

negative: water

positive: solutions that contain the substance the chemical tests respond to.

500

what the mass of an object that is 12.343 grams?

12.3 grams

500

what type of graph would be used to present the cost of a 4-unit course at MiraCosta college over the last 30 years and why?

a line graph.

graphing data over a period of time.