I think A because males have XY and females have XX but don’t count on it
Answer:
it has many years on it
Explanation:
it is old so it is not new
Plants and animals could not live without nitrogen<span>. It is an </span>important<span> part of many cells and processes such as amino acids, proteins, and even our DNA. It is also needed to make chlorophyll in plants, which plants use in photosynthesis to make their food and energy. hope this helps!</span>
If I’m not incorrect, DNA is made from amino acids
