2. A Petri dish was filled with agar jelly containing starch. Four holes were cut in the jelly. Each hole was filled with the substances shown in the diagram. distilled water A
amylase and acid B
C amylase solution
boiled amylase D

After 30 minutes, iodine solution was poured over the jelly. Which hole has the largest yellow-brown region surrounding it?

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.