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while studying evolution a student comes across a cladogram that includes clades like amphibia reptilia aves and mammalia what must be the basal
4 put the following events in the most probable order a predatory birds poisoned by insecticide b trees sprayed with insecticide
write on spoilage of food products by funginutritioncondition for growthconsequencies and
you have accidentally mixed up 3 beakers of solutions one is water one is pure methanol one is pure phosphoric acid what would be a very wrong way to
if the classs value did not match the expected value of water lets assume everyone was actually correctly using the devices and there was no user
bacteria never have a nucleus but some members of the domain archaea are known to contain a true
what was lamarcks explanation for the succession of fossils in a given location ps i want to the idea for the succession of fossils not the whole
assume that you have 1 ml of a solution of amylase an enzyme at a concentration of 15 mg proteinml calculate the volume of diluting buffer that you
if one determines the concentration of cortisol in the blood plasma to be 10 ugramsml and that in a 24 hour period a person excretes 10 mgs of
if you inoculate an organism know to chemically reduce sulfur as done by organisms capable of anaerobic respiration where would you expect to see its
a recently married man and woman discover that each had an uncle with alkaptonuria otherwise known as black urine disease a rare disease caused by an
1 in which layer of skin are follicles usually found 2 how are sebaceous glands associated with hair follicles 3 in which layer of skin are sweat
1how does the skin on your palm differ from that on the back posterior of your hand 2describe the differences observed in the type and distribution
list what organelle is responsible for each of these cellular functions -production of energy atp for the cell -synthesizing proteins -cellular
in a population that is in hardy-weinberg equilibrium the frequency of the recessive homozygous genotype is 049 the frequency of individuals
assuming that all human proteins are 300 amino acids long what fraction of the total number of possible different proteins is found in the human
give number of valence electrons for technetium write out electronic configuration for the valence electrons give the number of valence electrons and
dna fingerprinting produces a unique banding pattern of dna fragments for comparison with other dna
what conclusion you can draw about microorganisms that you saw under microscope from the plaque of your
what does it mean when a plasmid is cleaved with hind iii and sca i does that mean that it opens up at those two locations and i have to insert
what is produced at the end of the cell cycle how do they compare to each other and to the parent cell what happens to the parent
describe a health issue or disease and recommend an intervention you may utilize the health issue justify the intervention level primary secondary
which of the following characteristics is not shared by typical birds and mammals a four chambered heart b milk production c four limbs d endothermy
which of the following does not or did not lay an amniotic egg a birds b monotreme mammals c dinosaurs d frogs e