WorksheetsProtein Synthesis and Meiosis
Total questions: 26
Worksheet time: 35mins
In RNA, adenine pairs with ______.
cytosine
uracil
guanine
thymine
DNA holds the code for making...
lipids
carbohydrates
protein
sugar
The process to copy DNA to codons carried by mRNA is _______
translation
transcription
replication
The process to "read" mRNA codons to determine the amino acids need to make a protein is called ____
transcription
rRNA
replication
translation
Choose the nucleotide sequence of the mRNA strand that would be complementary to the following DNA strand:
GTA GTC
UAT UAG
ACG ACT
CAU CAG
CAT CAG
The main function of tRNA is to...
carry a message that, when translated, forms proteins
form a portion of ribosomes
string together complementary RNA and DNA strands
bring amino acids from the cytoplasm to the ribosomes
What amino acid is represented by the codon UUA?
Phenylalanine
Tyrosine
Leucine
Stop codon
What is the location in the cell for transcription?
nucleus
cytoplasm
ribosome
mitochondria
Does the order/sequence of amino acids in a protein matter?
YES!
NO!
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
4
2
6
12
What is the location in the cell for translation?
nucleus
cytoplasm
ribosome
mitochondria
Produces body cells
mitosis
meiosis
both
neither
Produces sex cells
mitosis
meiosis
both
neither
Produces daughter cells identical to parents
mitosis
meiosis
both
Involves two parents organisms
mitosis
meiosis
both
neither
Has two cellular divisions (PMATC 2x)
mitosis
meiosis
both
neither
Has one cell division
mitosis
meiosis
both
neither
Results in variation among offspring
mitosis
meiosis
both
neither
Ends with 46 chromosomes in the body cells of humans
mitosis
meiosis
Ends with 23 chromosomes in the sex cells of humans
mitosis
meiosis
Crossing over occurs in _____________ only resulting in variation within offspring.
mitosis
meiosis
DNA # 1 : TTA CGC --> mRNA : AAU GCG
Mutated DNA # 2 : TTA GCG. --> mRNA: AAU CGC
Will this change the amino acids and protein produced?
No, the last amino acid in DNA #1 & #2 is the same ALAnine
Yes, the last amino acid in DNA # 1 is ALAnine, and the last amino acid in DNA # 2 is ARGanine
Yes, the last amino acid in DNA # 1 is TYRosine, and the last amino acid in DNA # 2 is SERine
