How many chromosomes does a human zygote have?

The structure that supports the organ of corti is the

Write one question that a scientific experiment could answer.

Nucleic acids ___ -combine to form carbohydrates? -store and transmit hereditary information? - are made up of amino acids? - form polysaccharides?

What is the part of the brain that links together the two hemispheres, and is sometimes severed for people called split-brain patients?

The children of a remote village suffer from severe protein deficiency. Their fat and muscle tissue have depleted, and their skin hangs in loose folds. They look extremely weak, and their bones are clearly visible beneath their skin.

A chromosomal mutation in which a segment is missing is called a deletion. True or false?

The ___ is the main organ of the circulatory system.

What are the two main environmental conditions that can affect the ability of an enzyme to function

Write a paragraph describing DNA structure

How many codons are contained in the mrna that is produced by the normal dna in model 1