Macromolecules
Cell Biology
Evolution
Genetics
Body Systems
Ecology
DNA / Protein Synthesis
100
Name 2 of the 4 types of macromolecules
Proteins, carbohydrates, lipids, nucleic acids
100
Name one difference between a prokaryotic and eukaryotic cell.
Prokaryotic cells do not have a nucleus.
100
What scientist is known for explaining the concept of natural selection?
Charles Darwin
100
What is the difference between genotype and phenotype?
Genotype = genetic makeup
Phenotype = physical appearance
100
What system is the trachea part of?
Respiratory
100
An animal that hunts, kills, and eats other animals is called a what?
Carnivore
100
What is the name of the shape of a DNA strand?
Double helix
200
Enzymes are what type of macromolecule?
Proteins
200
What is the primary difference between passive and active transport?
Passive transport does not require energy while active transport does require energy.
200
In a population of moths, wing color became darker over time. What process is this an example of?
natural selection
200
Give an example of incomplete dominance.
A black chicken and a white chicken make a checkered chicken.
200
Where does the most nutrient absorption take place in the digestive system?
Small intestine
200
What is the difference between a biotic factor and an abiotic factor?
Biotic - from living things (animals, plants)
Abiotic - from non-living things (ie. water, rocks, temperature)
200
What is the process called when a complimentary mRNA is made from a DNA strand in the nucleus?
Transcription
300
The primary function of carbohydrates is to provide what?
Energy!
300
What is the main role of the cell membrane?
To regulate the movement of molecules into and out of the cell.
300
We know that snakes evolved from an animal that walked on legs. How do we know this and what is it called?
They have remnants of legs called vestigial structures.
300
Give an example of codominance.
Red flower and white flower make a pink flower
300
What is the job of the circulatory system?
To circulate blood around the body so that cells can get the oxygen and nutrients they need.
300
What does a primary consumer eat?
Producers! (plants)
300
What is the process called when an RNA strand is converted into a chain of amino acids forming a protein?
Translation
400
Name 2 functions of proteins.
Energy, defense (antibodies), digestion (enzymes), structure
400
What are the inputs and outputs for photosynthesis?
Sunlight + CO2 + H2O -----> glucose + oxygen 6CO2 + 6H2O + Energy -----> C6H12O6 + 6O2
400
Name the evidence for evolution that proves that dinosaurs lived and tell what they may have looked like.
Fossil record
400
Jill is heterozygous for brown eyes and James is homozygous recessive for blue eyes. What percent of their children will have brown eyes?
50%
400
What is the basic unit of the nervous system? (nervous system cell)
neuron
400
What could happen to this food web if a primary consumer is removed?
A primary consumer could be the rabbits, mice, or grasshoppers.
If removed, there would not be enough food for the animals above them in the food web (ie. carnivores).
400
Convert the following DNA sequence to a complimentary DNA sequence:
AGC TAC
TCG ATG
500
Enzymes function to lower the "activation energy". What is "activation energy"?
The minimum amount of energy needed for a chemical reaction.
500
What are the inputs and outputs for cell respiration?
glucose + oxygen ------> CO2 + H2O + ATP C6H12O6 + 6O2 ---------> 6CO2 + 6H2O + ATP
500
Natural selection is able to occur because populations have what?
Variation
500
Marty is homozygous dominant for brown hair. Felicia is homozygous recessive for blond hair. What percent of their offspring will have blond hair? What are the genotypes of their children?
0% blond Bb
500
Give an example of homeostasis in your body.
body temperature, controlling amount of blood, blood pH, levels of glucose, water levels...etc
500
If there are 2,500 pounds of producers in an ecosystem, how much would be available for the tertiary consumers?
2.5 pounds
500
Convert the following DNA sequence to a complimentary RNA sequence:
TCA GAT
AGU CUA