Lecture 1
A simple definition of Biology
Study of living things
Basic Definition of Chemistry
Study of matter and their interactions
How many protons are in boron?
5
Transient, weak bonds refer to what
H bonds
What is the primary genetic material
DNA
What is the smallest unit of life?
cells
Number of protons and electrons in Si
#p: 14
#e: 14
What is the element of choice in the construction of living organisms
carbon
List the Behavioral characteristics of living things
- movement
- reproduction
- sensitivity
- nutrition
- excretion
- respiration
- growth
What is the atomic number
number of protons in a nucleus
Number of protons, electrons, and neutrons in Fe
# p: 26
# e: 26
# n: 30
What makes a molecule more soluble in water
addition of a hydroxyl group
What is the cell theory?
1. All living things are made of cells
2. Cells only come from other cells
How do you determine the number of neutrons
Subtract protons from atomic mass
Find the relative atomic mass of Si given:
Si-28 (92.2%)
Si-29 (4.7%)
Si-30 (3.1%)
28.1
What are the 3 domains
Prokaryotes, Archea, Eukaryotes