Biology, 22.10.2019 18:50 sjeueujs2067
Darwin's experiments are just one way to study phototropism. a student wants to investigate the effects of phototropism in bean plants. she places a light source above one plant, at a forty-five degree angle to another, and at a ninety-degree angle from the third.
what is her independent variable?
what is a hypothesis she might write for her experiment?
you
Answers: 3
Biology, 22.06.2019 04:00
Asolution of an enzyme and a substrate was placed in a water bath and the temperature of the reaction was raised gradually. the graph shown was plotted at the end of the experiment. what can be concluded from the graph? a) temperature has no effect on the activity of the enzyme. b) the effect of temperature on the enzyme is unpredictable. c) the enzyme shows increased activity up to a certain temperature. d) the activity of the enzyme is inversely proportional to the temperature.
Answers: 2
Biology, 22.06.2019 05:40
Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.
Answers: 1
Biology, 22.06.2019 06:00
Adrought killed all the plants in an agricultural farmland. gradually, due to wind and some birds for. nearby areas, new plants started sprouting l. what stage of succession was taking place in the farmland? a) competition b) nudation c) ecesis d) reaction e) migration
Answers: 2
Biology, 22.06.2019 09:50
Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?
Answers: 1
Darwin's experiments are just one way to study phototropism. a student wants to investigate the effe...
Mathematics, 18.10.2019 01:30
Physics, 18.10.2019 01:30
Social Studies, 18.10.2019 01:30
English, 18.10.2019 01:30
History, 18.10.2019 01:30
Social Studies, 18.10.2019 01:30
Biology, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30
Mathematics, 18.10.2019 01:30