<span>Water-soluble vitamins are much more easily stored in the body, but they are only required up to a certain amount. Anything extra is secreted or excreted. Fat-soluble vitamins, on the other hand, are stored in the body when an excess is taken in: this can lead to a toxic level in some instances.</span>
Answer:
Goosebumps are an involuntary reaction: nerves from the sympathetic nervous system — the nerves that control the fight or flight response — control these skin muscles.
Explanation:
Answer:
Biceps brachii
Explanation:
Biceps brachii is the skeletal muscle which is involved in supporting the movement of shoulder and elbow. This muscle is found on the front of the upper arm between the elbow and the shoulder. The functions of this muscle are listed here -
- It turns the palm upwards
- It flexes the forearm while lifting an object or performing biceps curl
- It also assists in forward flexion of the shoulder joint which occurs during bringing the arm forwards and upward.
Answer;
a segment of chromosomal DNA
Explanation;
A gene is a hereditary unit consisting of a sequence of DNA that occupies a specific location on a chromosome and determines a particular characteristic in an organism. Genes undergo mutation when their DNA sequence changes.
It is the basic physical and functional unit of heredity. Genes are made up of DNA. Some genes act as instructions to make molecules called proteins. However, many genes do not code for proteins.
Alleles are forms of the same gene with small differences in their sequence of DNA bases. These small differences contribute to each person’s unique physical features.
