In humans, there are four blood types: A, B, AB and O. Each parent can give their offspring one of three blood type alleles, IA (coding for phenotype A), IB (coding for phenotype B), or neither, which is expressed as i (coding for phenotype O). This trait displays codominance. Tina has type O blood and her sister Rosa has type AB blood. What are the blood genotypes their parents must have

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

Taq polymerase is an enzyme isolated from the organism thermophilus aquaticus. this organism has been found living in the hot springs of yellowstone national park. this enzyme is used to copy human dna from crime scenes. most reactions are performed at ranges similar to those of the human body; however, what considerations should be made for optimum use of this enzyme? view available hint(s)taq polymerase is an enzyme isolated from the organism thermophilus aquaticus. this organism has been found living in the hot springs of yellowstone national park. this enzyme is used to copy human dna from crime scenes. most reactions are performed at ranges similar to those of the human body; however, what considerations should be made for optimum use of this enzyme? the enzyme will not work on human dna. nothing should be altered. the ph should be decreased. the temperature should be raised.

Why does bubbling occur when vinegar mixed with baking soda