X 12. Which one is not the scope of biology?

one can study mechanical
engineering
o one can select paramedical field
o one can go to agriculture sector
o
one can involve in biotechnology

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 element is able to combine with itself and hydrogen to form large molecules ?

Me with biology endocrine system crossword also image left i need with hw