Protein is essential to the overall health of the body because it
a. sustained life and keeps body systems in good repair
b. build up muscles
c. gives the body collagen which protects the organs
d. keeps hair and nails healthy

Which of these is most likely to happen if parallax measurements of star distances are taken after a gap of six months? the results would be accurate the results would be inconsistent the results would not be valid the results would not be repeated

What is the statement plant growth is affected by the color light

The offspring of a black cat and a white cat is a gray cat, it has the genotype bw if a black cat mates with a gray cat the chance that the offspring is white will be what percent?