Blood found at crime scenes is commonly used as a source of DNA. Which component of blood provides the DNA?

1.red blood cells
2.white blood cells
3.plasma
4.all of the choices


2

Biology & Microbiology

You might also like to view...

Contact inhibition is an important mechanism for maintaining cell growth in developed organs and

tissues. As long as the cells remain in contact with each other they remain in ____ and are prevented from dividing.

a. prophase b. G1 c. G2 d. G0 e. S

Biology & Microbiology

Which cellular structure makes sugars and proteins in plants?

a. Vacuole b. Centriole c. Nucleus d. Golgi body e. Chloroplast

Biology & Microbiology

The spindle apparatus appears during

a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase

Biology & Microbiology

Franklin worked closely with

a. Wilkins. b. Watson. c. Crick. d. Chargaff. e. none of these.

Biology & Microbiology