Answer:
Stay safe from predators in their natural environments. I'm pretty sure this is the answer but it might not be.
Explanation:
Here is the full statement: A scientist begin working by trying to explain a natural occurrence that is OBSERVABLE.
Scientific method refers to the techniques that scientists used to carry out scientific investigations and it is made up of series of steps. The first step is observation. A scientist normally begin the process of scientific investigation by observing a phenomenon that occur naturally. The observation will lead to questions, which need to be answered and which eventually lead to conduction of experiments.
This is B; false.
Europe is not located in the tropics. In fact, no European countries lie in the tropical region. Europe is located in the temperate climate zone.
Answer:
During light reaction of Photosynthesis ATP and NADPH are formed.
Explanation:
Reactions driven by solar energy
H2O=H+ + OH-
4OH- - 4e- =4OH
4OH=2H2O+O2
Second reaction
NADH+e- +H+=NADPH
Carbon dioxide fixation occurs during Calvin cycle.Carbon dioxide is being fixed into glucose molecule.
The name of the enzyme is Ribulosebisphosphate Carboxylase(RUBISCO)
The normal substrate for this enzyme is Ribulose bisphosphate(RUBP)
Well, we can rule out diffusion and osmosis because these are passive processes, so we're left with A and C. I'd say A, because the energy is used in muscle contraction.
