Can someone me with this? stem cells are used in which of the following types of biotechnologies?

a. reproductive cloning

b. therapeutic cloning

c. transfection gene therapy

d. transformation gene therapy

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease

What substance acts to prevent sudden ph changes in bodily fluids?