Answer: The base pairing in the DNA molecule is incorrect.
This is because adenine (A) always pairs with thymine (T) and guanine (G) always pairs with cytosine (C).
Answer:
2nd one is the most realistic of what occurs in ecosyystems
Answer:
B) Tissue is made of different types of cells.
D) Organs are made of different types of tissue.
Explanation:
The tissues are made of different types of cells. The organs are also made of different types of tissue. There is no need of same types of tissues to make organs. Thus, option (B) and (D) is correct answer.
This part of the enzyme is known as the active site. Enzymes are organic molecules that catalyze certain chemical reactions in the body. A catalyst is any chemical that speeds up another reaction without being used up in the reaction itself. This means that at the end of the reaction the enzyme is able to operate on other molecules in another reaction.