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20 questions
Protein synthesized by DNA through RNA is called as.....
Internal dogma
Transition
Central dogma
Transcription
The code for each amino acids consisting of three nucleotides is called as....
Duplicate codon
Singlet codon
Triplet codon
None of the above
Who discovered the triplet codon for 20 amino acids.
Dr.Har Govind Khorana.
Albert Einstein
Charles Darwin
Marie Curie
Identify the part labelled as 'x'
Large intestine
Small intestine
Appendix
Cecum
Odd one out.
mRNA,rRNA, qRNA,tRNA,
mRNA
qRNA
rRNA
tRNA
Which of the following nitrogenous base is not present in DNA?
Thymine
Uracil
Adenine
Guanine
Odd one out
Coccyx ,intestine ,wisdom teeth , appendix.
Coccyx
Wisdom teeth
Intestine
Appendix
Say true or false.
Appendix is a fully functional organ in ruminants.
True
False
Evolution is...
a slow change over time that explains how modern organisms came from ancient organisms.
a slow change over time explains how ancient organisms came from modern organisms.
When organisms are better adapted to their environment they will survive and reproduce more successfully than organisms less adapted. This process is called what?
Selective breeding
Natural Selection
Cloning
Evolution of all species
Who observed variations in the characteristics of plants and animals on the Galapagos?
Hutton
Lyell
Darwin
Malthus
In addition to observing living organisms, Darwin studied the perserved remains of ancient organisms called
fossils
adaptations
homologies
vestigial structures
Structures are similar in function but not in structure.
Vestigial
Homologous
Analogous Structures
Embryonic
Codons are made of how many amino acids ?
10
15
20
28
Which is the connecting link between Annelida and Arthropoda ?
Reptiles
Birds
Peripatus
Dinosaurs
Neck of Giraffe is an example of which concept ?
Lamarckism
Connecting link
Vestigial organ
Anatomical evidences
Transfer of information from a molecule of DNA TO mRNA is
Translocation
Mutation
Transcription
Evolution
Which of the following types of RNA carries information from the gene to the ribosome?
mRNA
tRNA
rRNA
All of the above
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