Viruses have all the following except Group of answer choices genes. metabolism. definite shape. ultramicroscopic size. ability to infect host cells.

Describe five factors that influence the value of fuel

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

Which of the following describes a boom period? a. as one population increases, another population decreases. b. as one population increases, the other population also increases. c. as one population decreases, another population increases. d. as one population decreases, another population also decreases