Biology Sat II Review Flashcards
purines
DNA bases that have double-ringed variable groups
pyrimidines
DNA bases that have single-ringed variable groups
purine
Adenine is a (purine/pyrimidine).
purine
Guanine is a (purine/pyrimidine).
pyrimidine
Cytosine is a (purine/pyrimidine).
pyrimidine
Thymine is a (purine/pyrimidine).
pyrimidine
Uracil is a (purine/pyrimidine).
p+q=1
formula used to find allele frequency
p^2
formula to find frequency of homologous dominant genes
2pq
formula to find frequency of heterogeneous genes
q^2
formula to find frequency of homologous recessive genes
hypothalamus
maintains homeostasis; monitors hormone levels, electrolyte balance, temperature
spinal cord
primitive, reflex actions
cerebrum
conscious mind; voluntary actions, movement, speech, problem solving; awareness of sensations
cerebellum
coordinates muscle movement and balance
medulla
involuntary acts such as breathing and blood pressure regulation; relatively primitive
-70 mV
charge of a neuron at resting potential
+35 mV
charge of a neuron that causes opening of potassium ion floodgates
-50 mV
charge of a neuron that causes opening of sodium ion floodgates
-90 mV
charge of a neuron that causes closing of floodgates
inner linings of respiratory system, digestive system, reproductive system, urinary system, glandular organs
endoderm
bones, blood vessels, muscles, heart, non-glandular organs
mesoderm
linings of mouth and anus, external structures, nervous system structures
ectoderm
zygote-morula-blastocyst-fetus
order of development of baby
G3P (glyceraldehyde-3-phosphate)
molecule formed in the light-independent reactions/Calvin Cycle
ribulose biphosphate
molecule used in the light-independent reactions