The answer to the question is B - The lungs exhale carbon dioxide, which is a waste gas and needs to be removed from the body.
Is made using the enzyme DNA polymerase, from the 5' to the 3' end?
Answer:
Sexual reproduction involves two parents and the joining of male and female gametes during fertilisation. The offspring inherit a mixture of genes from both parents, so are different to each other and their parents. In asexual reproduction there is only one parent. The offspring are clones of the parent and each other.
Answer:
I conclude that the answer is B
