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WorksheetsSC10 BIO-Q1:DNA & Chromosomes
Total questions: 15
Worksheet time: 10mins
yo-yo
rungs of ladder
Which of the following statements about chromosomes is correct?
Chromosomes are long, thread-like structures
Chromosomes are found in the nucleus of all cells in the human body
Chromosomes contain DNA
All of the above
From smallest to largest how would genetic information be organized?
genes, cell, nucleus, chromosome, DNA
chromosome, cell, gene, DNA, nucleus
DNA, gene, chromosome, nucleus, cell
nucleus, cell, gene, DNA, chromosome
DNA stands for d_______________ ___d (spell every letter from the beginning including the 'space'!)
(a)
What are the parts of a nucleotide?
phosphate, sugar, base
A, T, G, C
Nucleic Acids
two base pairs connected
What do genes do?
make / code for proteins
store energy
create bases
create DNAs
make chromosomes
Label the picture in order (from left to right):
phosphate ; sugar ; base
phosphate ; base ; sugar
base ; sugar ; phosphate
base ; phosphate ; sugar
sugar; phosphate; base
ATG TGA CAG
How many chromosomes are in a diploid cell?
50
46
20
16
Responding to change helps an organism to survive. Which are a response to change in an environment? There are two correct choices.
A cell reproduces asexually.
You get hot and sweat.
A cell only grows in a certain environment.
Hummingbirds migrate to the south for the winter.
Genes code for ___, which gives us our traits.
chromosomes
cells
protein
DNA
There is a segment of DNA that codes for every trait that a person has.
These segments of DNA are found on chromosomes and are called ________.
Deoxyribonucleic acid
Genes
Heredity
Recessive Traits
