A student conducted an investigation to study gravitropism. The control group was planted normally, while the experimental group was planted upside down. After seven days, the control group looked normal. The experimental group after 7 days the roots started to grow toward the direction of gravity. Which statement best explains why the experimental group started to grow toward the ground?

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Approximately what portion of the foods that we eat have been genetically modified in some way? a.fewer than 10% b.about 50% c.nearly 100%

Which of these is a provisioning service people get from the ocean