Sickle-cell anemia is a disease that affects the type of hemoglobin (hb) a person makes in his or her red blood cells. consider the case of martin and cindy, who are the parents of mary. martin has sickle-cell anemia with abnormal hemoglobin, and his genotype is hbs/hbs. cindy has normal hemoglobin, and her genotype is hba/hba. their child, mary, carries the sickle-cell trait and produces both normal hemoglobin and abnormal hemoglobin. mary\'s genotype is hbs/hba. what type of dominance pattern would result in mary\'s blood producing both normal and abnormal hemoglobin?

The endoplasmic reticulum (er) is an organelle in some cells. in these cells, it is continuous with the nuclear membrane and forms a large part of the cell\'s total membrane. sort the phrases below as describing rough er, smooth er, both, or neither. note: if you answer any part of this question incorrectly, a single red x will appear indicating that one or more of the phrases are sorted incorrectly.1) found in prokaryites and uekaryotys2) involved in protein synthesis3) involve in lipid synthesis4) contains molecular chaperones in lumen5) bound with ribosomes6) involved in toxin or drug metabolism7) large systemot internnected tubules, vesicles, and sacs8) "packages" enzymes in vesicles for secretion.

All phases of matter may have a fixed mass

Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar