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Biology
For Bio 105
15
Biology
Undergraduate 1
02/11/2017

Additional Biology Flashcards

 


 

Cards

Term
What is Biology?
Definition
The study of living things
Term
What are some areas of Biology
Definition
1. Ecology (relationships in environment)
2. Microbiology (bacterial/viruses)
3.Zoology (animals)
4. Molecular Biology (molecules DNA, proteins)
5. Botany (plants)
6.Cell Biology
Term
What are cells?
Definition
Smallest unit of all living things
Term
Who made the theory of evolution?
Definition
Charles Darwin
Term
What are the order of classifying organisms? (from smallest to biggest)
Definition
Species, genus, family, order, class, phylum, kingdom, and domain
Term
What is an Isotope?
Definition
atom of an element that has a different number of neutrons
Term
What is a radioisotope?
Definition
isotope whose nucleus falls apart, releasing radiation(energy)
Term
How do you get the atomic number?
Definition
based on number of protons
Term
How do you get the mass number?
Definition
Number of protons and neutrons
Term
Where are protons, neutrons, and electrons located in the nucleus
Definition
Protons and neutrons in nucleus, electrons orbit nucleus
Term
Atoms have different number of shells depending on...
Definition
number of electrons
Term
If outer shell not filled...
Definition
atom can form chemical bond
Term
How does polar covalent bonds occur?
Definition
Occur when one atom “pulls” on electrons more than other atom
Term
Bonds between oxygen and hydrogen in water are...
Definition
polar
Term
what is an ion?
Definition
atom with an electrical charge (from gaining or losing an electron
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