Which of the following is the abiotic factor that allows the organisms shown in the image to survive?
a: birds
b: sunlight
c: salt
d: rocks

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

What is the approximate time of death of the body temperature is 29.4 degrees celsius

Pl which diagram illustrates prophase?