Translation and Proteins
The type of RNA that carries amino acids to the ribosomes
tRNA
Phase where crossing over occurs
Prophase I
What is the expected genotypic ratio of AaBb × AaBb?
What inheritance pattern produces pink flowers when red and white snapdragons are crossed?
Incomplete dominance
In a pedigree, what does a shaded circle represent?
Affected female
The three-nucleotide sequence on tRNA that pairs with an mRNA codon
Anticodon
Mitosis is _n, meiosis is _n
2, 1
Which of Mendel's postulates states that pairs of alleles for different traits separate independently of one another during gamete formation
4th
What kind of inheritance are blood types?
Codominance
What type of bond joins amino acids together in a protein?
Peptide bond
The stop codons
UAA, UAG, UGA
Which stage of meiosis do homologous chromosomes separate?
Anaphase I
What are the two cells produced when a primary oocyte completes meiosis I?
Secondary oocyte and the first polar body
A heterozygous type A parent and a heterozygous type B parent have a child. What is the probability of type O blood?
25%
How many amino acids are encoded by 5′-AUG-GCU-AAA-UAG-3′
3
Which protein structures are 3D?
Tertiary and quaternary
A cell has 2n = 12 chromosomes. How many chromatids are present in each cell at metaphase II?
12
In the cross AaBbCc x aaBBCc, what is the probability of the offspring showing the dominant phenotype for all three traits?
3/8
What is epistasis?
One gene’s alleles mask the effects of another gene alleles
What term describes the most frequently occurring allele in a natural population?
Wild-type allele
The Shine-Dalgarno sequence
AGGAGG, precedes the AUG start codon in bacteria
If nondisjunction of one homologous chromosome pair occurs during meiosis I, how many gametes will have an abnormal chromosome number?
4
What is the chromosomal theory of inheritance?
The separation of chromosomes during meiosis could be the basis for Mendel's principles of segregation and independent assortment
A black Labrador (BbEe) is crossed with a chocolate Labrador (bbEe). What is the expected black : chocolate : yellow offspring ratio?
3:3:2
A species has 2n = 14 chromosomes. How many chromosome combinations are possible in gametes through independent assortment alone?
128