Human reproduction usually involves

(1) internal fertilization and internal development

(2) external fertilization and external development

(3) internal fertilization and external development

(4) external fertilization and internal development

The process of an embryonic stem cell changing into other cells is options: 1) Differentiation, 2) Reproduction, 3) Hemoglobin, 4) Chromosomes

A mutation in a man's gametes would most likely result in which outcome? a. shortening his life b. intellectual disability c. a mutation in his offspring d. a change in his somatic cells

Which theory did Pasteur disprove by using boiled beef broth and a flask with S-shaped tubing?

Which statement best describes a food chain? one pathway through which energy moves from one trophic level to the next the various interconnected relationships in an ecosystem a relationship between a predator and its prey the types of producers in

How do geologist clarify rocks?

What must a animal do in order for cellular respiration to begin

3. In one population, 18 individuals have long hair and 182 individuals have short hair. It is known thatmating has been random with respect to hair length for several generations. (a) What are the hair length allele frequencies in this population?

The transform boundary occurs when plates slide against each other true or false

Why would water stop soaking into the ground in the saturated zone?

How many significant figures are in 7.00