Biology Review Chp.1
1. When conducting a scientific experiment, which of the following is tested?
b)a question c)the null variable
d)a prediction e)an observation
2. After generating a hypothesis, a scientist next:
a)wins the Nobel Prize.
May 29, 2012
PSY 111 8:00 A.M.
1. The elderly that are attending religious services were probably involved in some form of
physical activity. Physical activity contributes to overall health, making them able to go
November 15, 2011
Physical Sci. TR 12:50
Discovery of Electrons
In the late 1800s J.J Thomson discovered the electron, which is negatively charged. He
made this detection through his cathode ray experiments. He performed this exp
October 25, 2011
HOMEWORK: HEAT PUMP VS. HEAT ENGINE
A heat pump carries heat from lower to higher regions. The pump transfers heat by
performing work. Energy is also used to move the heat from a cooler to
April 10, 2012
MWF; 2:00 PM
Diet Soda and Bad Genes!
Drinking diet soda can be extremely dangerous for people that carry the Phenylketonuria
(PKU) gene. Phenylketonuria is an inherited disorder that increases the levels of phenylalanine
March 16, 2012
DNA & Criminal Conviction
DNA is the building blocks of a persons genetic makeup. No two people have the same
DNA. Often times at a crime scene, investigators try to find evidence by looking for someones
MWF; 2:00 P.M
Carbohydrates are molecules that contain atoms from several elements, but must have
Carbon, Hydrogen and Oxygen. They are sugars and starches that provide energy and cell
structure for all forms of life.
February 10, 2012
The relationship between transfer RNA, messenger RNA and protein is protein
synthesis. The messenger RNA leaves the nucleus and binds to messenger RNA (mRNA).
For every three nucleotides a codon is formed. T
January 23, 2012
Water is clear
Oil is a brownish color; looks thicker than the water
Liquid detergent is blue
All are liquids
Do oil and water mix? Do water and liquid