If a cell that is about to divide has 22 chromosomes how many chromatids does it have? How many centromeres does it have?

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

The response is the basis for vaccination. primary secondary tertiary none of the above

Matthew decided he wanted to hike up mount everest. on his way to the top, it began to snow and the temperature dropped to -10°f. matthew forgot to wear a heavy jacket so his body began to shiver beyond control. in this case, matthew's body shivering is the to a drop in temperature. * 0 points reflex stimuli responce environmental facto