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847578
Biology Unit 1 Part 2
Description
As Edexcel Biology
No tags specified
biology
a levels
Quiz by
hannahsanderson1
, updated more than 1 year ago
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Created by
hannahsanderson1
almost 10 years ago
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Resource summary
Question 1
Question
Arteries carry blood ____________________
Answer
Away from the heart
To the heart
Question 2
Question
WHAT ARE DISACCHARIDES MADE UP OF?
Answer
Two monosaccharides joined together by a condensation reaction.
One oxygen atom and two hydrogen atoms for each carbon atom present.
Many monosaccharide units joined by glycosidic bonds as a result of many condensation reactions.
Question 3
Question
What acts as a template for mRNA?
Answer
Antisense strand
Sense strand
tRNA
Messenger strand
Question 4
Question
The absence of the melanin pigment cause what disease?
Answer
Albinism
Thalassaemia
Cystic fibrosis
Question 5
Question
DNA mononucleotides contain a phosphoric acid, a Nitrogen-containing base and which pentose sugar?
Answer
Deoxyribose
Ribose
Glucose
Pentose
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