It should be equal
nothing is lost, nothing is created
Answer:
The answer is B.
Explanation:
Genetic engineering involve the change of genetic material of an organism by removing, changing or inserting individual genes.
Answer:
B. False
Explanation:
Rats (and all other rodents) need to gnaw because their teeth never stop growing. They need to be worn down, otherwise they will grow so that they A. grow into the brain, or B. Prevent the animal from eating = starvation
Mother is b+ and o-, and father is a+ and o-