Asked by D

1.
Choose the best answer.

The process in which the building of the protein happens is ___________.

genetic engineering

translation

mutation

transcription
2.
Choose the best answer.

Nucleotides form base pairs for RNA, namely _____ and _____.

adenine (A) & uracil (U)

adenine (A) & cytosine (C)

cytosine (C) & guanine (G)

adenine (A) & guanine (G)

cytosine (C) & thymine (T)
3.
Choose the best answer.

The building blocks of proteins are _________.

amino acids

nucleic acids

codons

nucleotides
4.
Choose the best answer.

___ carries the DNA information to the rest of the cell.

tRNA

mRNA

rRNA

DNA
5.
Choose the best answer.

Which nucleotides can pair together? Select all that apply.

adenine (A) & guanine (G)

adenine (A) & cytosine (C)

cytosine (C) & guanine (G)

adenine (A) & thymine (T)

cytosine (C) & thymine (T)
6.
Choose the best answer.

These are reproductive cells that unite to form a new cell called zygote.

daughter cells

genes

gametes

alleles
7.
Choose True or False.
Duplicated helium refers to the structure of DNA.


False

True
8.
Choose the best answer.

The haploid chromosome number for a human is 23. The diploid number is .

46

11.5

92

4
9.
Choose the best answer.

The diploid chromosome number for a snail is 24. The haploid number is .

4

6

48

12
10.
Choose the best answer.

Name the term for the given definition.

A triplet of nucleotides in transfer RNA that is complementary to the codon in messenger RNA which specifies the amino acid.


procodon

tRNA

precodon

anticodon
11.
Choose the best answer.

___ is the exchange of genetic material between homologous chromosomes that results in recombinant chromosomes.

Gene splicing

Meiosis

Crossing over

Transcription
12.
Choose the best answer.

DNA ___ occurs during the s phase of Interphase.

modification

division

multiplication

replication
13.
Choose the best answer.

This is the molecule in cells that forms part of the protein.

DNA

rRNA

tRNA

mRNA
14.
Choose the best answer.

_______ is responsible for all the genetic material in living things.

DNA

Anticodon

Codon

Replication
15.
Matching.

Use the codon wheel to figure out which amino acids these codons code for.

codon wheel

GUA

ACU

CCC
UAC

CAG

UUC
16.
Select 4 that apply.

What are the four kinds of nucleotides in RNA?

uracil

valine

adenine

methionine

guanine

thymine

cytosine

All Answers 1

Answered by GPT-5 mini AI
1. translation

2. adenine (A) & uracil (U)

3. amino acids

4. mRNA

5. cytosine (C) & guanine (G); adenine (A) & thymine (T)

6. gametes

7. False

8. 46

9. 12

10. anticodon

11. Crossing over

12. replication

13. rRNA

14. DNA

15. GUA → Valine (Val)
ACU → Threonine (Thr)
CCC → Proline (Pro)
UAC → Tyrosine (Tyr)
CAG → Glutamine (Gln)
UUC → Phenylalanine (Phe)

16. uracil; adenine; guanine; cytosine