Drag the tiles to the correct boxes to complete the pairs. Match each organ to its function.
bone
heart
stomach
lung
pumps blood through the body
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provides structure for the body
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breaks down food into small particles
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oxygenates blood
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What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

In german cockroaches, curved wing (cv) is recessive to normal wing (cv+). bill, who is raising cockroaches in his dorm room, finds that the frequency of the gene for curved wings in his cockroach population is 0.6. in his friend joe’s apartment, the frequency of the gene for curved wings is 0.2. one day joe visits bill in his dorm room, and several cockroaches jump out of joe’s hair and join the population in bill’s room. bill estimates that, now, 10% of the cockroaches in his dorm room are individual roaches that jumped out of joe’s hair. what is the new frequency of curved wings among cockroaches in bill’s room? 0.69 0.4 0.5 0.31 0.20

Describe five factors that influence the value of fuel