H. Bio Study Tool
Percentage Composition Graph
#3
The diagram below...
Alanine-Phenylalanine-Glycine
Rules of base pairing were discovered by which scientist, who studied the percentages of samples of DNA from multiple organisms?
Chargaff
Which scientist used X-ray method to determine the measurements of DNA?
Franklin
The next question... (big picture of strands)
G-T-G-A-C-C
The two strands of a DNA double helix are held together by
Hydrogen bonds
THe diagram below represents part of an organic molecule. The structures labeled G, C, T, and A represent:
Nitrogenous bases
Which organic macromolecule is primarily responsible for differences between various...
Nucleic Acids
A 5-carbon sugar, a phosphate and a nitrogenous base make up a...
Nucleotide
THe molecule represented by the diagram below is the monomer that forms DNA. THe structure is a...
Nucleotide
According to the table below, which amino acid sequence would most likely be determined by a section of DNA...
Phenylalanine-Leucine-Glycine
In the diagram, the letter x represents a group of atoms known as:
Phosphate
Which of the following are both in DNA and RNA?
Phosphate groups, guanine, and cytosine
The process represented in the diagram is most closely associated with
Protein synthesis
What happens during the process of translation?
Proteins are produced from RNA
DNA is copied into more DNA during a process called
Replication
WHat is the 5-carbon sugar in DNA called?
Ribose
After transcription takes place, the mRNA enters the cytoplasm and translation takes places at which...
Ribosome
The diagram below shows a portion of a DNA molecule. X and Y make up the backbone of the DNA double helix and are composed of
Sugar and Phosphate
What is the role of DNA of DNA helicase?
To unwind DNA during replication
The molecule indicated by "D" is most likely
Transfer DNA
Job A
Transfer RNA
Job B
Transfer RNA
Information from the mRNA is used to produce proteins. What is this process called?
Translation
The diagram below shows a portion of DNA. What would the complimentary strand process of transcription into mRNA look like?
U-A-C-G-A-U
Which of the following nitrogenous bases is found only in RNA?
Uracil
Which scientists developed the DNA Double Helix model represented below?
Watson and Crick
THe place in the cell where DNA replication takes place in the
nucleus
RNA contains the sugar
ribose
Which of the following is most closely associated with an anti-codon?
tRNA
Specific proteins produced in a cell are directly related to the:
the sequence of nucleotides in the DNA of the cell
WHat is produced during transcription?
mRNA
The structure indicated by "B" most likely represents
2.) A messenger RNA molecule
DUring DNA replication, a strand that has the bases CTAGGT produces a strand with the bases
2.) GATCCA
HOw many major types of RNA did we discuss in class?
3
How many codons are needed to specify three amino acids?
3
After mRNA is made during it must be edited, which of the following statements is correct?
Caps and Tails are removed
This diagram below represents a molecule of
DNA
In the process of DNA replication, the DNA "unzips" and is given complimentary... DNA in order to produce a new copy. Which enzyme is responsible for paring the molecule?
DNA Polymerase
______ Adenine and Guanine are both components of
DNA and RNA
Which of the following is an enzyme involved in DNA replication?
DNA helicase
Where exactly in the cell is RNA made from DNA?
Inside the nucleus
Which type or types of RNA are involved in protein synthesis?
Messenger RNA only
DNA replication results in two double helix stranded DNA molecules,
each with one new strand and one original strand
