A geologic unit is a (n)

An unaffected man whose mother had sickle-cell anemia marries an unaffected woman whose father had sickle-cell anemia. Which of the following statements about their offspring is NOT true? a. About 75% can be expected to have the sickle-cell allele.

A factor that is kept the same between the control and experimental groups is called confounding variable dependent variable controlled variable SI unit

In at least three sentences, describe why transitioning to a hydrogen economy has advantages. In at least three sentences, explain three disadvantages associated with hydrogen fuel use.

Researchers have found a gene in yeast that codes for myosin protein which is also coded by genes in humans. what does this similarity at the molecular level in yeast and humans indicate

Which type of star will become a black hole when it dies? a protostar a supergiant a white dwarf a neutron star

The gastric juice are acids or base

How many of his risk factors for type 2 diabetes can mr. joiner control?

Which two types of particles are present in equal numbers in an atom, but not in an ion? A. protons and electrons B. protons and neutrons C. inner-shell electrons and outer-shell electrons D. protons and inner-shell electrons

If there are no differences between the amino acid sequences in the cytochrome c protein of humans and chimpanzees, why aren't we the same species?

Flowers that are pollinated by the wind usually have smaller petals and sepals than flowers that are pollinated by insects or animals. Why are small petals and sepals an advantage to these flowers?