Why do scientists do at least 3 trials when conducting an expirement?

What is the smallest unit of a dna molecule

The area of the brain that undergoes the most maturation during adolescence is the

Which type of epithelium is present where easy exchange of materials out of the blood is most important, such as that in the lining of the heart and all blood vessels?

The organic compounds in living things are organized into groups: carbohydrates, lipids, proteins, and nucleic acids.

Suppose a strawberry farmer calculates that the average strawberry produced from his garden weighs 2 g. The farmer/'s 10 most productive plants grow strawberries with a mean weight of 6 g.

Give 2 examples of a physical response to an enviromental change that would enable an organism to maintain homeostasis

Can somebody with O + type blood give to some one with O - and can it be done the other way around

What is produced by meiosis? A. Hair cells B. Skin cells C. Diploid cells D. Egg or sperm cells

What is the function of a capsid

Why do cells have a plasma membrane? to distinguish plants from animals to separate proteins from the nucleus to define the size of the cell to separate the inside of the cell from its environment