Please no links they are not working Tropical Rainforests have a larger net primary productivity as they possess a suitable temperature and necassary water supply for optimal rates of photosynthesis. What three factors are contributing to this measurement of productivity?

A. temperature, precipitation, latitude
B. temperature, precipitation, atmosphere
C. temperature, precipitation, elevation
D. temperature, precipitation, sunlight

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.

When a chemical spill has occurred on your clothes you should 1. scream for 2. run under the shower and turn it on 3. use the eye wash station 4. grab the first aid kit