Genetics Vocab
What is Incomplete Dominance?
... when neither allele is dominant enough to completely suppress the other
What is the result of incomplete dominance?
... a blend
What is the best option to determine if two people are related?
... DNA Fingerprinting
What is the method producing millions of copies of DNA segments using the DNA enzyme, polymerase?
... Polymerase Chain Reaction (PCR)
What is DNA composed of?
... Nucleotides (Phosphate, Nitrogen Base, Sugar)
What is an allele?
... a version of a gene
What is an example of incomplete dominance?
... a white and red flower blend genetic composition to create a pink flower
What do you call an identical copy of an organism?
... a clone
What is Gel Electrophoresis?
... a technique used to separate DNA according to size
What is the difference between mitosis and meiosis?
... Mitosis is a form of asexual cell reproduction; Meiosis is sexual cell reproduction
What is a genotype?
... the genetic makeup of an organism; an organism's combination of alleles
What is the result of codominance?
... both phenotypes show in the offspring
What is a hybrid organism? Example?
... an offspring made by parents of different species or breed
Example.. a mule crossed between a horse and a donkey
What biotechnology technique is used at crime investigations?
... DNA Fingerprinting (forensics)
How do cells maintain homeostasis?
... by letting things in or out of the cell by its selectively permeable cell membrane
What is a phenotype?
... an organism's physical appearance; visible traits
What is an example of codominance?
... a white flower and a red flower make a flower with red and white petals
What is the joining of two pieces of DNA from different organisms?
Recombinant DNA
What is a test to prove parents of an offspring?
... paternity test
.... is the process by which plants produce glucose and make themselves food
What is a dihybrid cross?
... a cross between two organisms in which two traits are being considered
A cat shows both genotypes of gray and brown. What is this an example of?
Codominance
Give an example of a genetic disease
... Cancer
What is plasmid?
... small, circular pieces of DNA located in bacteria
What happens when water moves from high to low concentration of a cell without energy?
... Osmosis