Biology, 27.02.2020 04:14 helpmeplz33
In the classic experiment conducted by Hershey and Chase, why was the pellet radioactive in the centrifuge tube that contained bacteria with viruses?
( ) The bacteria were in the pellet, and many contained the radioactive viral DNA.
( ) The bacteria were in the pellet, and they had incorporated radioactive proteins into their
cell membranes.
( ) The radioactive protein coats of the viruses were in the pellet.
( ) The radioactive viruses (coats plus DNA) were in the pellet.
( ) The radioactive viruses were in the pellet, and the bacteria were in the supernatant.
Answers: 2
Biology, 22.06.2019 00:00, aylineorozco836
Identify the type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy
Answers: 2
Biology, 22.06.2019 02:00, iixyloa
Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.
Answers: 3
Biology, 22.06.2019 06:00, Obeilskzexal
What element is able to combine with itself and hydrogen to form large molecules ?
Answers: 1
In the classic experiment conducted by Hershey and Chase, why was the pellet radioactive in the cent...
Mathematics, 31.01.2020 19:59
Health, 31.01.2020 19:59