Clues to what ancient climates were like come from all of the following except
a. ice cores
b. thickness of rock layers
c. fossil trees rings
d. plant pollens

Describe how a non-resistant staphylococcus aureus bacterium can produce a bacterium that is resistant to methicillin

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.