Matter in the plasma state have a variable volume and shape. Plasma contains ions and electrons , both of which can move around freely.
Answer:
B.
Explanation:
They take up the host organelles to reproduce more viruses inside.
Answer:
Fertilized human egg becomes a solid ball of cells known as morula which then differentiate into blastocyst to fully grown human baby.
Explanation:
1. As the zygote is formed it starts to divide and multiply while moving toward the uterus to form a blastocyst within five days.
2. The blastocyst attaches to the wall of the uterus by implanting itself to the uterine lining
3. Within the 15 days of conception, placenta and umbilical cord starts developing to bring in nutrients and eliminate waste
4. The embryo differentiates into three layers- a) the endoderm, b) the mesoderm, and c) the ectoderm. These three layer form different parts of the body
5. By end of 4 weeks, embryo develops distinct head, tail and heart
6. By end of 10th week, limbs, eyes, brain regions, and vertebrae form
7. Around week 36 labors begins.
<span>Smooth muscle, a type of specialized muscle cell, functions in A.) food digestion. Smooth muscle and striated muscle are able to contract. Unlike striated muscle, smooth muscle contracts slowly and automatically. Musculature of internal organs and the digestive system consists of smooth muscles. Therefore, they are involved in food digestion.</span>
