The movement of smaller molecules from areas of HIGH to areas of LOW.
Diffusion
During exercise, what happens to your heart rate or pulse?
It increases or goes faster
Which type of data is more reliable when deciding if organisms are closely related: molecular or structural?
Molecular
Who is the father of Evolution?
Charles Darwin
The movement of molecules against the concentration gradient (from LOW to HIGH) with the help of ATP. This is called?
Active Transport
The movement of WATER molecules from HIGH concentration to LOW concentration.
Osmosis
When you exercise, why does your breathing rate increase?
To bring in more oxygen and release more Carbon Dioxide
Name the technique used to separate DNA molecules based on size. It is used to determine if organisms are related.
Gel Electrophoresis
If two species have very similar DNA, then according to evolution it is thought that
Share a common ancestor
The variety of life or the variety of species found in an ecosystem.
Biodiversity
What was most likely added to these onion cells to make them look like the cells on side B?
Salt Water
Your muscle cells tend to have more mitochondria. Why do you think this is the case?
Your muscle cells need more ATP
What is the complimentary mRNA sequence the the DNA sequence below.
GUUCCA
Many Finches have moved to the island that feed on large seeds and tough coverings. Who will they most likely compete with and why?
Large ground finch- they eat the same food
if a starch-digesting enzyme were added to a food that contains starch, which would increase?
Glucose
Adding salt water to cells will cause the ________ to __________ because water moves out.
Cytoplasm to shrink
The build-up of this waste product in your muscles causes a burning sensation.
Lactic Acid
Which plant is most closely related to the medicinal plant?
C
The several different beak types found on the Galapagos islands provide evidence that
Different Finches have adaptations to help them survive in their environment.
Students want to improve the validity of there data and conclusion. The best way to do this is to
Repeat the experiment, test more subjects, do more trials
Describe what would most likely be observed after 20 minutes?
The inside of the cell would turn a dark blusih/ black
A student wanted to see if soda effected a person's heart rate. She had 10 students drink a can of Coke and then measured their heart rates. What is missing from this experiment that they need in order to draw a conclusion.
The control- the resting heart rates
What tree diagram shows the most probable evolutionary relationship between the three species and why.
Tree 2 because A and C are more closely related.
Which term best identifies line B in the graph
Carrying Capacity
The following procedure was used to separate plant pigments. Name the lab technique.
Paper chromatography