Shared Flashcard Set

Details

Midterm Review
Vocabulary I
12
Biology
12th Grade
01/28/2008

Additional Biology Flashcards

 


 

Cards

Term
incomplete dominance
Definition
the situation in which the phenotype of heterozygotes is intermediate between the phenotypes of individuals homozygous for either allele
Term
indeterminant cleavage
Definition
a type of embryonic development in deuterostomes, in which each cell produced by early cleavage divisions retains the capacity to develop into a complete embryo.
Term
induced fit
Definition
the change in shape of the active sit of an enzyme so that it binds more snugly to the substrate, induced by entry of the substrate.
Term
inducer
Definition
a specific small molecule that inactivates the repressor in an operon.
Term
ingestion
Definition
a heterotophic mode of nutrition in which other organisms or detritus are eaten whole or in pieces
Term
inheritance
Definition
the reception of genetic qualities by transmission from parent to offspring.
Term
intergral protein
Definition
typically a transmembrane protein with hydrophobic regions that completely spans the hydrophobic interior of the membrane.
Term
intermediate filament
Definition
a component of the cytoskeleton that includes all filaments intermediate in size between microtubules and microfilaments.
Term
interphase
Definition
the period in the cell cycle when the cell is not dividing. During interphase, cellular metabolic activity is high, chromosomes and organelles are duplicated and cell size may increase. Interphase accounts for 90% of the cell cycle.
Term
intracellular digestion
Definition
the joining of food vacuoles and lysosomes to allow chemical digestion to pccur within the cytoplasm of a cell.
Term
isotonic
Definition
having the same solute concentration as another solution
Term
isotope
Definition
one of several atomic forms of an element, each containing a different number of neutrons and thus differing in atomic mass.
Supporting users have an ad free experience!