Which examples show repair or replacement of damaged cells? 1. A scrape being healed. 2. Scars forming where a cut once belonged

Answer:b

Explanation:

Fluorine, iodine, and bromine belong to the same group. As the first element, fluorine has fewer electron orbitals than bromine and iodine. The presence of D orbitals in bromine and iodine enables these elements to form bonds in various ways; however, fluorine's lack of D orbitals restricts its ability to form ions.<span />

The available choices for this question are as follows:

A. Nucleic acids

B. Carbohydrates

C. Fats

D. Proteins

Now the correct responses for the match are as follows:

Jack follows a meal plan emphasizing this to assist in muscle development. D. Proteins

Explanation: Proteins contribute to muscle growth. Hence, individuals focused on bodybuilding consume foods rich in protein such as chicken, eggs, soy, etc.

Prior to competing, Ruth drinks a drink filled with this biomolecule for energy. B. Carbohydrate

Explanation: This biomolecule gives immediate energy to our bodies. For instance, glucose is ingested before a race, as it dissolves rapidly in our bloodstream and supplies prompt energy. Glucose represents the simplest form of carbohydrate.

The compounds found in olive oil will assist Ruth’s body in storing energy for the long term. C. Fats

Explanation: Fats are a type of biomolecule that is kept in our body within adipose tissues. Furthermore, once glucose is fully utilized by our cells, the body begins to derive energy from this accumulated fat.

Elizabeth has been recommended to undergo genetic testing to check for any irregularities in her unborn baby. A. Nucleic acids

Explanation: Each cell in our body carries DNA, which holds all genetic information regarding the entire organism. DNA is categorized as a nucleic acid. If Elizabeth is undergoing a test for abnormalities, it indicates she will be examining her child's DNA.