Macroevolution
Traits that are better suited to one particular environment and become more common in a population over time
What is natural selection?
chemistry definition
what is the study of matter and its interactions with other matter and energy?
macromolecules definition
what is a molecule containing a very large number of atoms
cells are uncontrolled and divide frequently
what is cancerous cells?
a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the original
what is mitosis?
Humans select traits for organisms so that they are better suited to the environment.
What is Artificial selection?
Atoms create bonds to fill outer electron shell to a total of ?? electrons
What is 8 electrons?
enzyme function
what is to speed up chemical reactions
Phase in cell cycle where DNA is replicated
what is synthesis?
a process where a single cell divides twice to produce four cells containing half the original amount of genetic info
what is meiosis?
Organisms pick their mate based on desirable features.
what is sexual selection?
Strongest bond out of covalent, iconic and hydrogen
What is covalent?
energy needed to start chemical reactions
activation energy
Where all cells come from
what is pre existing cells?
the number of chromosomes in a human body cell
what is 46 chromosomes?
macroevolution definition
what is major evolutionary change?
6 most common elements in living things
what is carbon,hydrogen, nitrogen, oxygen,phosphorus and sulfur?
Enzyme changes shape and doesn't work
what is denature?
where DNA replication occurs in prokaryotes
what is cytoplasm?
gamete cells
what is haploid cells?
The V in VISTA
What is Variation?
a measure of how acidic or basic a solution is
What is pH?
reactant enzyme works on
what is substrate
what all organisms are composed of
what is one or more cells?
body cells
what is diploid cells?