Term
|
Definition
Movement of molecules from an area of lower concentration to an area of greater concentration |
|
|
Term
|
Definition
Movement of cells from an area of greater concentration to an area of lower concentration |
|
|
Term
Needed for active transport to occur |
|
Definition
|
|
Term
|
Definition
Random movement of particles |
|
|
Term
|
Definition
The diffusion of water through a selectively permeable membrane |
|
|
Term
|
Definition
Regulates what may enter and leave the cell, while providing protection and support |
|
|
Term
|
Definition
More solutes outside of cell than inside. Water moves out of the cell, causing it to shrink. |
|
|
Term
|
Definition
More solutes inside of cell than outside. Water moves into of the cell, causing it to expand. |
|
|
Term
|
Definition
Equal amount of solutes inside and outside of cell. Water moves both in and out of the cell, causing it to retain the same size. |
|
|
Term
Two identical daughter cells |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Four non-identical daughter cells |
|
Definition
|
|
Term
Humans have __ chromosomes per cell |
|
Definition
|
|
Term
Why cells must remain small to be efficient |
|
Definition
There is less demand on DNA and nutrients and wastes move across the cell membrane easier |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
Adeneine and Thymine, Guanine and Cytosine |
|
|
Term
In RNA, _____ is replaced by _____ |
|
Definition
Thymine is replaced by Uracil |
|
|
Term
|
Definition
Carries instructions for assembling amino acids |
|
|
Term
|
Definition
Transfers each amino acid to specific ribosome |
|
|
Term
|
Definition
Helps to make up ribosome |
|
|
Term
|
Definition
DNA sequence change that affects genetic information |
|
|
Term
|
Definition
three consecutive nucleotides that specify an amino acid |
|
|
Term
|
Definition
technique for making a DNA fingerprint |
|
|
Term
|
Definition
|
|
Term
3 parts of DNA nucleotide |
|
Definition
deoxyribose sugar, phosphoric acid, and nitrogenous base |
|
|
Term
Orignal DNA strand: TAC ACT TGG GAC
Complementary:
mRNA
tRNA |
|
Definition
Complementary: ATG TGA ACC CTG
mRNA: AUG UGA ACC CUG
tRNA: UAC ACU UGG GAC |
|
|
Term
|
Definition
Controlled by 2+ gene pairs |
|
|
Term
|
Definition
Set of possible genes of a population |
|
|
Term
|
Definition
Structures reduced in size and function |
|
|
Term
|
Definition
Similar embryo but not maturity |
|
|
Term
|
Definition
Amount of time to reduce a radioactive sample by 50% |
|
|
Term
|
Definition
Causes change in small populations |
|
|
Term
|
Definition
How often a trait occurs in a population |
|
|
Term
|
Definition
Genetic frequencies remain constant |
|
|
Term
|
Definition
Which rock/fossil is older |
|
|
Term
|
Definition
USes half life to determing exact age of rock/fossil |
|
|
Term
Main sources of genetic variation |
|
Definition
Mutation and gene shuffling |
|
|
Term
Five factors for genetic equilibirum |
|
Definition
Large population
Random mating
No mutations
No natural selection
No immigration or emmigration |
|
|
Term
Geologic time is divided into ____, then ____ |
|
Definition
|
|
Term
|
Definition
Virus immediately injected into cells one at a time |
|
|
Term
|
Definition
One cell infected, graudally producting daughter cells who also have the virus |
|
|
Term
Aerobic bacteria
Anaerobic bacteria
Faculative Bacteria |
|
Definition
Aerobic must have oxygen,
Anaerobic can't have oxygen
Faculative can have either |
|
|
Term
|
Definition
|
|
Term
|
Definition
Allows for genetic recombination in bacteria |
|
|
Term
|
Definition
Allows for genetic recombination in bacteria |
|
|
Term
|
Definition
Protective covering on bacteria |
|
|
Term
|
Definition
|
|
Term
|
Definition
Combination of viral an dhost DNA in lysogenic cycle |
|
|
Term
|
Definition
Weakened form of virus to prevent disease |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
Prokaryotes have it and eukaryotes don't |
|
Definition
|
|
Term
|
Definition
DNA or RNA inside of a protein covering (capsid) |
|
|