Genes are passed to the next generation via reproductive cells called:
What are gametes
100
This is an alternative form of a gene
What is an allele
100
Mitosis and Meiosis were describe in the latter part of this century
What is 1800
100
Watson & Crick introduced the elegant double-helical model for DNA in this year
What is 1953
100
This is the bridge between genes and the proteins for which they code
What is RNA
200
Humans have 22 pairs of chromosomes called:
What are autosomes
200
Alleles account for variation in inherited characters; two alleles inherited, one from each parent; if two alleles at a locus differ then one is dominant over the other; two alleles segregate during gamete formation all explain:
What is Mendel's 3:1 ratio of inheritance
200
These types of genes are usually inherited together
What are linked genes
200
X-ray crystallography was used to study molecular structure of DNA by these two scientists
Who is Maurice Wilkins & Rosalind Franklin.
200
The codon AUG codes for this
What is Methionine or "START"
300
For humans ______ is the diploid number:
What is 46
300
Non-true breeding individuals
What are heterozygotes
300
This frequency of recombination is observed for any two genes on different chromosomes
What is 50%
300
The experiments of Meselson & Stahl supported this type of model
What is the semiconservative model.
300
The central dogma consists of DNA to RNA to this
What is protein
400
Division in meiosis I occurs in these four stages
What is Prophase I, Metaphase I, Anaphase I, Telophase I & Cytokinesis
400
This disease is fatal; a dysfunctional enzyme causes an accumulation of lipids in the brain
What is Tay-Sachs disease
400
In this, pairs of homologous chromosomes do not separate normally during meiosis.
What is Non-disjunction
400
These catalyze the elongation of new DNA at a replication fork.
What are DNA polymerases
400
mRNA base triplets are read in this direction
What is 5' to 3'
500
This step in meiosis is similar to mitosis
What is meiosis II
500
Alleles are not completely dominant or recessive; when a gene has two or more alleles; when a gene produces multiple phenotypes are examples of:
What is a situation in which genes deviate from Mendelian patterns of inheritance.
500
These four types of chromosomal structure alterations can lead to problems
What are: Deletion, Duplication, Inversion, Translocation
500
A new DNA strand can only elongate in which direction
What is 5' to 3' direction
500
This is the DNA sequence where RNA polymerase attaches