ANSWER IS C
C. The joining of an egg and a sperm
Explanation:
Fertilisation
is the fusion of haploid gametes, egg and sperm, to form the diploid zygote. Note though there can be subtle differences in the fertilization process which occurs naturally within the body or through reproductive technologies outside the body, the overall product in both cases is a diplod zygote
Answer:
True
Explanation:
When fossil fuels are burned, they release large amounts of carbon dioxide, a greenhouse gas, into the air. Greenhouse gases trap heat in our atmosphere, causing global warming.
Skeleton muscles relay on contractions to move the bone they are attached to so it can contract and relax
A person with clinical depression will experience at least four signs of the disorder for at least two weeks.