Flashcards in Topic 6 - Inheritance, Variation and Evolution Deck (21):
Where is DNA found?
What is a gene?
small section of DNA
codes for amino acids
What is genome?
a full set of genetic mats (human genome)
What is in a nucleotide?
sugar, phosphate, base
how many bases in one amino acid?
What does junk DNA do?
switch genes on a off to see if they are expressed
what does mRNA do?
Copies the DNA and brings it to the ribosome
what are the three types of mutation in DNA?
deletion, substitution, insertion
Is Polydactyly Dominant or recessive?
is Cystic Fibrosis Dominant or recessive?
What did Mendel do?
Cross tall pea plants and dwarf pea plants
What were Mendel's plant characteristics determined by?
happen during lifetime = passed on to offspring
what's a Phenotype?
What's a genotype?
How do you genetically engineer a thing?
cut out the useful gene via enzymes
insert into vector
Put vector into cell
Where do vectors for genetic engineering come from?
virus or bacterial plasmid
What is speciation?
When two species become so different that they cannot reproduce fertile offspring
What did Carl Linnaeus do?
He made the binomial system
Who made the binomial system?