WorksheetsBiology
Total questions: 10
Worksheet time: 9mins
Chemical substance that is an essential part of the structure of cells. Its main functions are to act in metabolism and as antibodies.
DNA Bases
Aminoacids
Protein
Nucleotides
Where is DNA found inside the cell?
(a)
¿What is an eukaryotic cell?
Any cell or organism that share a clearly defined nucleus
Has other membrane bound organelles
Any cell or organism that possesses a clearly defined nucleus
Has membranes but undefined.
How do new cells originate?
This process is called cell division. One cell doubles by dividing into two
When cells become damaged or die the body makes new cells to replace them
Through meiosis
This process is called cell combination of it is to create new life in a cell
DNA is structured in the form of a triple helix.
True
False
(a) are large, complex molecules that perform many critical functions in the body it found also in the DNA.
What parts of the body are usually used to extract DNA?
DNA samples from plants and many other animals are often extracted from blood or skin cells
DNA samples from humans and many other animals are often extracted from hair and implants
DNA samples from humans and many other animals are often extracted from membranes and fluids.
DNA samples from humans and many other animals are often extracted from blood or skin cells
What are the functions of DNA?
Replication, DNA exists in a triple-helical arrangement, each base along one strand binds to a separate base on the other strand.
Contains the instructions needed for an organism to develop, survive and reproduce
Replication in once.
Gene structure.
Mutation.
Duplication.
Carrying and dismissing hereditary materials or genetic instructions from parents to offspring
¿Who discovered DNA?
Gregor Johann Mendel
Johann Friedrich Miescher
Charles Robert Darwin
Robert Whittaker
¿What is RNA?
