This allele is recessive. people homozygous for this mutation periodically experience pain when their misshapen red blood cells get stuck in blood vessels. if both parents carry the mutation but do not show symptoms of sickle cell anemia, what is the probability that their child will not carry the mutation?

Which phrase is most likely to start a description of a scientific theory? “what i have found through my online research is . .” “after much thought, i believe that the best explanation is . .” “based on the observations made and experiments performed over the last fifty years . .” “if sunlight shines on the right side of a plant, then the plant will grow toward the right because . .”

Which of the following is a question of morality? a.) delierately reporting false data b.) accidentally reporting false data c.) kepping a sloppy record of experimental observation d.) condition a drug experiment which will harm a lab rats

What volume of a 0.25 m solution can be made using 0.55 moles of ca(oh)2