The choices are:
A. folic acid
B. mercury
C. vitamin D
<span>D. vitamin C
The answer is A. folic acid
Source:</span>https://www.health.ny.gov/publications/1335/
Based on a study, folic acid can prevent brain damages and spinal problems 70%. Giving sufficient folic acid during the first month of pregnancy can help five better health condition and prevent birt defects. There are plenty of foods containing folic acid, mainly coming from cereals, grains, and vegetables.
Hormones are the chemical signals, which are sent all through the body to monitor other processes of the body.
The inside of the membrane changes when the ratio of sodium to potassium ions changes. If there's more sodium then the charge is positive and if there's more potassium then the charge is negative.
A possible question could be, “ Which type of microphone is best at capturing different pitches of sound?”
Controlling insects was one of the many things wetlands in florida did