Biology, 27.09.2019 00:00 TelestoisaMoon4437
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a(n)
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Biology, 22.06.2019 00:30, KittyLitty
If bacteria are much too small to see, what is one reason why can we see colonies in the petri dishes that have plenty of food to eat after only a few days?
Answers: 1
Biology, 22.06.2019 04:00, jorgepas66
The tubes transporting minerals and water upward are called ?
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Biology, 22.06.2019 08:00, cailinhannon4828
Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4
Answers: 2
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus coloni...
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