<span>C. Gametes are the sex cells, and each (sperm and ovum) contain half of the parent's genetic material. These cells will fuse to produce a zygote, which will usually contain the full number of genes required by an organism to live. If there is a chromosomal abnormality, such as a gamete with an extra chromosome, the offspring can either die in development or sometimes be born with physiological and/or developmental difficulties. An example of this phenomenon is trisomy 21, also known as Down Syndrome, in which the 21st chromosome bears 3 copies instead of the regular 2.</span>
Answer:
When air pollution began, it caused acid rain, damaging and destroying forests. It caused animals to become ill and potentially die as the acid rain ruined their environment. The air pollution also made around 400,000 people die faster than they would without air pollution.
Explanation:
got 100% on EDGE 2022
A. Abrasion
Reason - cause by scraps on rough surface which breaks skin on outer layer.
Answer:
Hair and nails are mostly made of protein. Your body uses protein to build and repair tissues. You also use protein to make enzymes, hormones, and other body chemicals. Protein is an important building block of bones, muscles, cartilage, skin, and blood.
Explanation:
