IF YOU ANSWER RIGHT YOU WILL GET she makes model of a plant cell she viewed using a microscope. The scale is 1 um: 0.5 cm. The student

includes 6 mitochondria in the model.

How many mitochondria do the student see in the real cell?

a.9

b.3

c.6

d.12

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know

What are the similarities of physical and chemical change ?

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.