human bio Flashcards
(19 cards)
cell membrane function
to protect the cell from its surrouding
mitochondira
provides energy by breaking down essential nutrients
ribosomes
makes protein essential for repairing damage
nucleus
controls the cells funtions
gene
a segment of DNA, the exist in forms called alleles
allele
alternative gene form
asexual
a single cell organism making copies of its self
sexual
combines genetic information from both parents- involves sex
domniant
a gene that occurs in every generation
recessvie
a gene thats hidden in its carriers
cross
hybrid
heterzygous
two genes one dominant one recessive
homozygous
two matching
genotype
a set of traits
phenotype
features
off spring
the result of sexual or asexual reproduction
F1
first set of parents
DNA
adnine
thymine
guamine
cylosine
humans have how many chromosones
46 in each cell
23 in gametes