Living/Nonliving
A living thing is called ___________________
an organism
A microscope is a tool used to make things look _____________ than they are.
larger/bigger
All living things are made up of _________.
cells
______________ are a portion of DNA that codes for a specific protein
genes
What does micro mean?
very small
Is a seed living or nonliving?
It is dormant.
How many objectives/lenses do microscopes usually have?
3
________________ is the powerhouse of the cell
Mitochondria
Which type of twins require 2 eggs and 2 sperm?
fraternal twins
bacteria are tiny living organisms that can be found...
everywhere
Dormant organisms are alive but ...
What part of the microscope do we look through?
the eyepiece
List two things that plant cells have that animal cells dont.
cell wall
chloroplast/chlorophyll
What is the structure of DNA?
double helix
Are bacteria helpful or harmful?
both!
What are the 3 functions of living things?
grow
reproduce
respond to environment
If the SMALL objective magnifies by 4x, what is the total magnification?
4 x 10 = 40x
What's the different between vacuoles in plant cells vs. animal cells?
animal cells = many small vacuoles
What did Gregor Mendel contribute to the field of Genetics?
punnett squares
_____________ are hairlike structure(s) that provide a means of movement
flagella
What are the 5 needs of living things?
Food
Gas exchange
water
eliminate waste
suitable environment
If the large magnification is 40x, what is the total magnification?
40 x 10 = 400x
________________ is a small round structure that makes protein
ribosomes
What does DNA stand for?
deoxyribonucleic acid
What are the 3 shapes of bacteria?
spheres (called cocci)
rod-shaped (bacilli)
spiral-shaped (spirilla)