What is the importance of alleles in humans

Describe how and why dichotomous keys are used?

Athletes need to consume sports and drinks instead of water when they get thirsty

Linnaeus classified organisms into how many groups? 1 group 2 groups 3 groups 4 groups

Day and night are caused by Eath's revolutionon its axis. (True or False question)

Which of the following statements accurately explains why most cells are small?

Polydactylism is a dominant trait that results in extra fingers and toes in humans. A polydactyl man marries a woman with 10 fingers and toes. They have a child that has a normal number of digits.

Why are some sediments smaller than others

Ethanol is produced during what cycle or fermentation

Explain briefly why there is a limitation on how big a cell can be. Include in your explanation the relationship between a cell's size and its surface area and how this affects what the cell can do.

Which effect is most likely caused by nondisjunction during meiosis? A. an extra chromosome B. an increase in nuclei C. increased survival benefits from traits D. only two types of nitrogenous bases