BIOLOGY 1111 – REVIEW SHEET FOR THE FINAL EXAM

 

What are different domains that animals can be divided into?

Scientific method.

Controls in an experiment.

Prokaryotes vs. eukaryotes; differences, examples of each

What are different classes of molecules that can be found in nature? What are the subunits that make up each?

Atomic Mass

Atomic Number

Atoms and molecules

Protons, neutrons and electrons – where are they located

How many electrons in each orbital?

Different types of bonds

            Ionic, covalent (polar covalent, nonpolar covalent), hydrogen

Peptide bonds

Different organelles in cells

            What is the function?

What are differences between prokaryotic and eukaryotic cells? What are differences between plant and animal cells?

Membranes

            Hydrophobic vs. hydrophilic

Different mechanisms for moving molecules

            Diffusion, facilitated diffusion, osmosis, active transport, pinocytosis, exocytosis,  endocytosis, receptor-mediated endocytosis

Endergonic vs. exergonic

Competitive vs. noncompetitive inhibitor

Enzymes

Cell cycle

Mitosis vs. meiosis – different results, functions and stages

Where does crossing over occur?

Haploid vs. diploid

Binary fission

Homozygous, heterozygous

Dominant, recessive

Phenotype vs. genotype

Chromosomal makeup of female vs. male

Tumors – benign vs. malignant

Diffferent properties of cancer cells

Gregor Mendel – laws of segregation and independent assortment

Alleles

Crossing over

Punnett Square, P1, F1 and F2 generations

            Know how to do Punnett square problems

Carrier

Dominant and dominant diseases; how do you get them?

Recessive and recessive  diseases; how do you get them?

Homozygous

Heterozygous

Sex-linked disorders

Ways to detect to genetic abnormalities

            Amniocentesis, chronic villus sampling, ultra sound, alpha fetal protein

Other types of genetic tests

            Prenatal testing, newborn screenings, predictive testing

Codominance – what is and what is an example?

Polygenic – a single characteristic influenced by many genes

Pleiotropy – a single gene affecting many phenotypes
Linkage

Males – XX

Females – XY

Sex linked genes – punnett squares; are males or females more likely to get these diseases?  Is the gene carried on the X or the Y chromosome?

Genotype

Phenotype

What are differences between RNA and DNA?

What bases bind together?  How many hydrogen bonds do they have?

What makes up a nucleotide?

How does one nucleotide bind to the next nucleotide?

What is the difference between replication, transcription and translation?

What is the difference between DNA polymerase, DNA ligase and RNA polymerase?

What happens during each process?

What is a promoter?

What is an intron and an exon?

What is the difference between mRNA, tRNA and rRNA?

What are the A and P sites?  What process are they involved with?

 

 

Know your numbers!!!!

            Is DNA and RNA single or double stranded?

            How many different bases are there?

            How many different amino acids are there?

            How many bases are in a codon?

            How many different combinations of codons are there?

 

What is the difference between a codon and an anticodon?

What codon signals the start of translation? You should know this one codon.

What does the word stop codon mean? (you don’t need to know the different codons)

What does the word degenerate mean?

What happens at the ribosome?


 

 

 

Electrophoresis

 

What is the purpose of electrophoresis?           

What is the gel made up of when you are working with DNA molecules?

What is the purpose of the comb?        

What is the purpose of ethidium bromide?        

What is the purpose of the colored dye?

What is the purpose of a micropipette?

Does DNA migrate towards the negative or positive electrode and why?

Is the red electrode the negative or the positive electrode?

Do small or large DNA molecules migrate faster through the gel?

How are DNA and protein electrophoresis different?

 

 

Metabolism

 

Photosynthesis vs. cellular respiration – differences

Starting and ending products of each cycle.

ATP produced

Where does each cycle take place?

What is the purpose of each?

What are features or molecules formed in the different cycles?