This is considered the "best" source of scientific information to use while conducting background information
scientific journal
The building block of proteins are known as
amino acids
These cells do NOT have a nucleus or other membrane-bound organelles
prokaryotes
The organelle that produces the spindle fibers
centrioles
The monomer units of nucleic acids
nucleotides
The part of an experiment that the researcher changes on purpose. It is the part of the experiment being tested
independent variable
Water has a slight positive and a slight negative end, this is known as polarity, is the hydrogen or the oxygen slightly negative
oxygen
This cell structure is found in plant and fungi cells, it gives the cell rigidity and strength, it is not in animal cells
cell wall
If the haploid number is 10, the diploid number would be
20
in DNA, adenine bonds to ____________ and guanine bonds to _____________________
Thymine
Cytosine
A scientist designed an experiment to test the effect of temperature on bacterial growth. He grew 3 different cultures of the bacterium E. coli under 3 different heat lams at different temperatures. In this experiment, the bacterial growth is the
Dependent variable
Theses substances speed up chemical reactions
enzymes
The protein factory of the cell
ribosomes
What are the 4 stages of mitosis (in order)
Prophase
Metaphase
Anaphase
Telophase
In RNA, adenine bonds to _____________ and cytosine bonds to _______________
Uracil
Guanine
A scientist designed an experiment to test the effect of temperature on bacterial growth. He grew 3 different cultures of the bacterium E. coli under 3 different heat lams at different temperatures. In this experiment, the source of error is
too many variables (only 1 IV)

The part the substrate fits into on the enzyme is called
active site
This organelle is responsible for repackaging proteins into forms the cell can use, expel, or keep stored
golgi apparatus
If the diploid number is 46, then after mitosis, there would be how many chromosomes in each cell
46
the organelle where transcription occurs, the organelle where translation occurs
nucleus
ribosome
On a graph, the independent variable goes on the _ axis
x
Placing red blood cells in pure water causes them to ____________ and this is known as a _____________solution
swell
hypotonic
during cellular respiration, ATP molecules (energy) are produced by this organelle
mitochondria
the 3 smaller cells produced from oogenesis (female meiosis) are called
polar bodies
who came up with the 3D model of DNA
Watson & Crick