Sickle-cell disease is a genetic disorder caused by a recessive allele for hemoglobin. out of 100,000 people, 1440 have the disease. about how many out of the 100,000 are carries (heterozygous) for the disease?

What are the most explosive events that occur on the sun? umbras solar flares solar winds prominences

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight. which of these is most likely effect on the ecosystem?