Answer:
Water is contaminated with animal waste
Explanation:
False: the dead sea is 8.6 times saltier than the ocean
Years of life reveals exact age
Answer: a. A shared ancestral character.
Explanation:
A shared ancestral character is the character or feature that two lineages of same or distinct species have in common derived from a common ancester. The four limbs in birds and mammals is the example of this.
Answer:
Restriction enzymes are used to cut DNA sequences at specific areas. They have a nucleotide code on them. So when this restriction enzyme finds that code in your DNA it cuts it there.
Explanation:
Science
