Why is it that two full siblings can be equally related to a given grandparent, even though both of them have received equal amounts of dna from their mother and father?

What are the possible blood types among the children of parents that are ab and ii? oa) types a and b ob) types a, b, and ab c) types a, b, and o od) types a, b, ab, and o

Amylase becomes denatured at a temperature of 80°c. during an experiment to study the effect of varyingtemperature on enzyme activity, amylase’s reactivity with starch was measured at body temperature (37°c), andthen again at an increased temperature of 42°c. how would this increase in temperature affect the experiment

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin