Answer:
The end of the second month of pregnancy.
Explanation:
By the end of the second month of pregnancy, all the organs, systems, and structures in the embryo are rudimentary formed, and in their place. Some of the organs work, like the heart, and others don't, like the eyes, which are still closed. As regards, their legs and arms, the embryo will have arms and legs buds that will be limbs some weeks later.
Answer:
1) Easily winded or out of breath when exerting yourself
2) You get injured very easily when participating in physical activity
3) You get achy muscles even after a very small amount of physical activity
Explanation:
Food is pushed through the digestive tract by muscle contractions called
<span>peristalsis.</span>