A human skin cell, in prophase of mitosis, contains 46 chromosomes. how many chromatids does it contain in total?

The body's response to a hormone is usually

Isobars on an atmospheric pressure map frequently cross each other. True or False

How does yellow fever spread?

A client has a prescription for valproic acid (depakene) 250 mg once daily. to maximize the client's safety, the nurse should plan to schedule the medication at what time?

Red blood cells contain approximately a 2% concentration of solutes. a red blood cell is placed into a solution that contains a 4% concentration of solutes to which the cell is not permeable. what will happen to the red blood cell?

A nectar-eating bird has a slightly more curved beak than average for its species. This allows the bird to more easily access nectar from plants. During the bird's lifetime, it loses a toe on its left foot due to an accident.

Which of these is NOT an environmental concern related to the proposed sulfide mining operation? A) acid mine drainage B) heavy metal contamination C) water and soil contamination D) increasing pH in nearby water sources

Andrea works in an office where frequent outbreaks of colds and viruses occur. however, andrea stays healthy most of the time and rarely misses work.

What are the main ecological roles of bacteria?

How does the immune system work with the circulatory system