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Q 1/20
Score 0
Scientists discovered that a specific fragment of the organisms’ DNA is responsible in coding for its specific trait such as hair/skin/fur color. What is this fragment called?
30
Deoxyribonucleic acid
RNA
Chromosomes
Genes
Q 2/20
Score 0
Which of the following enzymes enzyme which is vital in the process of genetic engineering because it splits or cuts the DNA to obtain the targeted gene?
30
Ligase 18
Activation enzyme
Scissor enzyme
Restriction enzyme
20 questions
Q.
Scientists discovered that a specific fragment of the organisms’ DNA is responsible in coding for its specific trait such as hair/skin/fur color. What is this fragment called?
1
30 sec
Q.
Which of the following enzymes enzyme which is vital in the process of genetic engineering because it splits or cuts the DNA to obtain the targeted gene?
2
30 sec
Q.
The process of changing or altering the genes may be summarized in four basic steps, which among the following steps come first?
3
30 sec
Q.
Lastly, the new DNA produced through genetic engineering will be introduced to a host cell to see how it will code for a new protein. What concept in biology is highlighted in this step?
4
30 sec
Q.
Which among the following best describes the Cenozoic era?
5
30 sec
Q.
How will you describe the Geologic Time Scale?
6
30 sec
Q.
The following are the principles of used in relative dating of fossils EXCEPT:
7
30 sec
Q.
Evolution is brought by the change in the gene frequency of a population over the next generation, which among the following is considered the change in gene frequencies because of chance processes?
8
30 sec
Q.
Name the type of mechanisms of evolution that takes place because some female/male species prefer to interbreed with mates that have certain or predetermined qualities.
9
30 sec
Q.
Identify the mechanism of evolution that resulted from the deletion, insertion, substitution, or inversion of DNA because of radiation or copying errors.
10
30 sec
Q.
Which of the following forms when a fossil mold is filled?
11
30 sec
Q.
For fossils to form, the remains must be covered quickly by __________.
12
30 sec
Q.
Which of the following animal parts would be most likely to form a fossil?
13
30 sec
Q.
When minerals take the place of once-living materials, what type of fossil is being formed?
14
30 sec
Q.
Which of the following is considered as a fossil?
15
30 sec
Q.
Which of the following statements hold true for fossilization?
16
30 sec
Q.
At the end of the Mesozoic Era there was a mass extinction. Which of the following is attributed as being the main cause?
17
30 sec
Q.
Which extinction is considered the largest mass extinction in Earth's history? Basically 95% of marine species on Earth disappeared.
18
30 sec
Q.
The _________ was an era dominated by the dinosaurs.
19
30 sec
Q.
The current epoch upon which organisms of the earth are living.:
