Unit 1
What is a hypothesis?
A hypothesis is an if, then and because explanation that's used to further investigation and research.
Whats the similarity between organisms?
Organisms are all living organisms made of one or more cells.
What are genotype's?
A genotype is genetic material that makes a person.
What is responsible for the outcome of natural selection?
The environment.
what is a mutualistic relationship?
Its a relationship between organisms of different species, in which both organisms benefit from the association.
What are examples of matter?
Some examples are power cables, batteries, and telephones.
What is the cell theory?
Cells carry out functions that maintain life.
Living things are made of one or more cells.
Cells come only from other living cells.
What is a phenotype?
A phenotype is traits of an organism.
What is natural selection?
It's a difference in survival and reproduction of individuals due to differences.
What is a commensalism relationship?
It's a relationship between individuals of two species in which one species obtains food or other benefits from the other without either harming or benefiting the latter.
What's a tool that organizes different atoms?
Periodic table.
What does the nucleus contain?
It contains DNA and a double membrane.
What is a recessive trait?
A trait that's shown when a phenotype is homozygous.
Describe incidents that may cause mutations.
Being exposed to radiation and errors being made during the cell cycle.
What is a parasitic relationship?
A parasitic relationship is a relationship in which one organism, the parasite, lives off of another organism, the host, harming it and possibly causing death.