Answer:
cientists would use a control sample that has no DNA from bighead carp in Edna surveillance in order to verify that no DNA has contaminated the gel. It would eliminate certain errors in the experiment. What are some of the things that your DNA can be contaminated with?
Explanation:
Active deffusion.. this way the water is retained and the unnecessary salts ions are expelled out.
Answer:
It is called "Gastric Mill" They have 3 stomachs
Explanation:
The teeth are part of a system called the “gastric mill.” Through rhythmic movements of these large teeth, of which there are three, their stomachs can actually crush food as a prelude to further digestion.
Answer: excretion... could also be sensitivity
Explanation:
M ovement
R eproduction
S ensitivity
G rowth
R espiration
E xcretion (removal of waste such as by defacation or sweating)
N utrition