25 points for 2 !

1) one of the common symptoms observed in people infected with dengue fever is:
a) decrease in rbc count
b) decrease in wbc count
c) decrease in platelets count
d) increase in wbc count

2) which one of the following type of cells lacks nucleus?
a) rbc
b) neutrophils
c) eosinophils
d) monocytes

Amutagen is 1: a living thing that has undergone a mutation. 2: an agent that causes a mutation in dna. 3: a mutation that has affected one gene. 4: a chemical that can poison living cells.

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?