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