Cards in this guide (10)
The reactant represents the starting materials in a chemical reaction
What part of the chemical formula indicates the number of molecules or atoms involved
By what process is the DNA code duplicated
How many types of single-replacement reactions are there
What are used to show what happens during a chemical reaction
How many chromosomes are in a normal human body
There are 23 pairs of chromosomes in a normal human body which
means 46 chromosomes. People with down's syndrome have 47
chromosomes.
During meiosis twin chromosomes split apart and move to the
Which type of chemical reaction often produces energy in the form of light heat or electricity
Which chemical formula contains 6 copper Cu atoms
What is a chemical equation in which both the reactant an product have an equal number of atoms of a given element