Answer:It allows the red blood cell to contain more haemoglobin and, therefore, carry more oxygen molecules. It also allows the cell to have its distinctive bi-concave shape which aids diffusion. This shape would not be possible if the cell had a nucleus in the way.
Explanation:
Answer:
6 days
Explanation:
once the embryo reaches the Blastocyst stage, approximately 5-6 days after fertilization, it hatches out of it's zona pellucida and begins the process of implantation in the uterus.
B I would say because steriods pust something in your systems that makes you energetic and gives you chemicals to make you stronger so I would say Low energy
<span>A. P wave is the correct answer</span>