WorksheetsGenetics Test C. 1 Structure and Function
Total questions: 20
Worksheet time: 10mins
The first to isolate nucleic acids in the nuclei of cells and called this substance nuclein.
Freidrich Miescher
Marice Wilkins
Pheobus Leven
Albrecht Kossel
Won the Nobel Prizze along with Watson and Crick.
Freidrich Miescher
Phoebus Leven
Maurice Wilkins
Fredrick Griffith
Discovered that the Transforming Factor was DNA using enzymes that descroyed the various macromolecules.
Maurice Wilkins
Oswald Avery
Pheobus Leven
Albrecht Kossel
Discovered that nucleic acids were made of 5 different subunits--A,T,C,G, & U
Freidrich Miescher
Fredrick Griffith
Albrecht Kossel
Oswald Avery
Figured out that each nucleotide was composed of a sugar, base and a phosphate.
Oswald Avery
Pheobus Levene
Maurice Wilkins
Fredrick Griffith
In 1928, Fred Griffith workded with bacteria and mice to contribute which of the following to genetics?
Living bacteria can transform genes from other living bacteria.
Dead bacteria reprduce using living cells.
Living bacteria can transform genes from other dead bacteria.
Bacteria reproduce using a host cell.
Which of the following occurs in telophase?
chromosomes relax
chromosomes line up
chromosmes move to opposite poles
chromosomes condense
Which of these will MOST likely happen if a change occurs in the sequence of bases in DNA?
Messenger RNA will not be transcribed.
An altered protein will be made.
A gene will be deleted.
The cell will die.
Which of these has occurred by the end of prophase?
Sister Chromatids are separated.
The nuclear membrane has disappeared.
The cell membrane has begun to pinch inward.
The spindle is beginning to form.
Which two of the following scientists discovered that each subunit of a nucleic acid was made from the components: sugar, phosphate, and base.
Albrecht Kossel
Fredrick Griffith
Maurice Wilkins
Phoebus Leven
Why is it important for the chromosomes to condense during mitosis?
to facilitate spindle formation
to facilitate cytokinesis
to facilitate DNA replication
to facilitate chromosome movement
How many forms of DNA may be found in a prokaryote?
1
2
3
4
DNA replication occurs during
anaphase
prophase
metaphase
interphase
Which of the following proteins unzips the DNA molecule
teloerase
helicase
tryptinase
polymerase
These scientists performed a famous blender experiment and used radioacitve phospherous and protein with radioactive sulfur.
Hershey and Chase
McCarty and Avery
Griffith and Chase
Chargaff and Franklin
Which of the following were critical to the correct solution to the structure of DNA by Watson and Crick?
Avery and MacLeod's experiment with streptococcus
Fanklin's X-ray photographs
Pauling's 3-D alpha Helix
Hershey and Chase's location of specific elements
The center of the chromosome is called a
centromere
centrosome
chromatin
centriole
When DNA is uncoiled like spaghetti, it is called
chromsomes
chromatin
centromere
cytosine
If a change occurs in a sequence of bases in DNA, which of these will MOST likely happen?
The gene will be deleted.
Messenger RNA will not be transcribed.
An altered protein will be made.
The cell will die.
Demonstrated the "Transforming Principle" using smooth and rough strains of bacteria.
Pheobus Levene
Oswald Avery
Albrecht Kossel
Fredrick Griffith
