TESTE
Authored by Academia Beltrão
Biology
6th - 8th Grade
Used 1+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the main functions of DNA polymerase?
Breaks hydrogen bonds and expose bases
Holds DNA strands apart and attract bases
Zip and unzips the double stranded DNA
Binds nucleotides and correct base pair errors
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When new DNA molecules are formed, almost all errors are detected and fixed by
The correct nucleotide
The sugar - phosphate backbone
DNA polymerase
One DNA strand
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
VERDADEIRO OU FALSO?
"Cogumelos, samambaia, ameba, algas, onça pintada, seres humanos, são exemplos de seres eucariontes".
VERDADEIRO
FALSO
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
VERDADEIRO OU FALSO?
"Podemos afirmar com certeza que todos os seres vivos com células nucleadas apresentam 46 cromossomos em seu núcleo."
VERDADEIRO
FALSO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um cromossomo funcional eucariótico pode ser dividido em três regiões essenciais: a região do centrômero, a região do telômero e as regiões que apresentam as origens da replicação. Em relação ao centrômero, pode-se dizer que sua função principal é:
sintetizar códons de RNA a partir de códons de iniciação do DNA.
ligar-se às fibras do fuso e movimentar de forma adequada os cromossomos.
impedir a descondensação cromossômica durante o processo de divisão celular.
estabilizar as histonas, permitindo a manutenção da condensação cromossômica
estabilizar as pontas dos cromossomos, impedindo seu encurtamento a cada divisão
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The band that sang "Dancing Queen".
Die band wat "Dancing Queen" gesing het.
Top20
One Direction
The Plantations
ABBA
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part is in orange?
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