What organ system work together to bring oxygen to the bodys cells

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?

Mitosis creates two identical daughter cells from one parent cell creates four nonidentical daughter cells from one parent cell is the most common type of reproduction for bacteria is the process by which male and female reproductive cells are created

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome