Cell Division

1. Why do we have two types of cell division? (mitosis and meiosis) Explain your answer

Why does humans sweat and dogs pant

Which term best describes movement in a specific direction? velocity vector scalar pull

Which local winds has the cool air flowing from the ocean to the land during the day

17.) A line through a circle or square means? 18.) Draw two parents that have a male first and then a set of female twins. 19.) What are pedigrees used for 20.) What is nondisjunction? 21.) Down syndrome involves how many copies of chromosome 21? 22.

5. How are the empirical and molecular formulas for a compound related? A An empirical formula is sometimes a multiple of the molecular formula. OB A molecular formula is always the same as an empirical formula.

Which of the following is a way that muscle fibers get energy needed for contraction? 1) When a muscle is contracting during peak activity, it quickly uses up stored creatine phosphate which was produced during moderate exercise.

What would happen if the ocean didn't absorb any carbon dioxide?

Geologists know that wherever plate movement stores energy in the rock along faults

Assuming that there are only two alleles at a given locus, if the frequency of one allele is 0.6, what is the frequency of the other allele? A. - 0.6. B. 0 C. 0.4 D. 0.6 E. 1

How do cells acquire positional information about their location in a developing embryo?