Answer:
Mutations
Explanation:
A gene mutation is a permanent change in the DNA sequence of a gene. Mutations can occur in a single base pair or in a large segment of a chromosome and even span multiple genes. Mutations can result from endogenous (occurring during DNA replication) or exogenous (environmental) factors.
The correct options is C.
Physical activity imparts great benefits on one's weight and the general health status. It has been recommended by the relevant institutions that one participate in physical activities on a weekly basis; at least three times in a week. This type of exercise helps to maintain one's weight in the right range.
Answer:
Intensity
Explanation:
Each time something becomes more difficult the intensity is increasing.
The body shivers, shivering is something your body does in oder to keep warm. It is moving the muscles around, and trying to heat you up.
Answer:
Folic acid.
Explanation:
The lady should take the proper balanced diet at the time of pregnancy with proper and adequate amount of nutrition. The diet must include the carbohydrates, proteins, all vitamins and minerals essential for the mother.
The deficiency of the nutrient can cause abnormal development of the infants. The main function of the folic acid is the proper development of brain and reduce the risk of the development of spina bifida. The deficiency of folic acid must be cured properly.
Thus, the correct answer is folic acid.