What are some health and hygiene practices you should use in or
to help prevent the spread of germs?

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots

For mendels studies, why was it important that his subjects, pea plants, could reproduce quickly and and produce many offspring?

You have trained year for a marathon. in your first attempt to run a marathon, you decide that you want to complete this 26-mile race in 4-5 hours. a. what is the length of a marathon in kilometers (1mile= 1.6 kilometers). b. what would your average speed have to be to complete the race 4.5 hours? give your answer in kilometers per hour.