Popular courses 'Biology' at Biology
Biology Study guides, Class notes & Summaries
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Campbell Biology, 10th edition Test Bank All Chapters
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1) Cells are _____. A) only found in pairs, because single cells cannot exist independently B) limited in size to 200 and 500 micrometers in diameter C) characteristic of eukaryotic but not prokaryotic organisms D) characteristic of prokaryotic and eukaryotic organisms 2) In comparison to eukaryotes, prokaryotes _____. A) are more structurally complex B) are larger C) are smaller D) do not have membranes 3) Which of the following types of cells utilize deoxyribonucleic acid (DNA) as their geneti...
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Test Bank for Biology Exploring the Diversity of Life, 4th Canadian Edition
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Test Bank for Biology Exploring the Diversity of Life, 4th Canadian Edition
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Biology Final Exam; Ivy Tech Community College Exam Questions With Verified Solutions
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Biology Final Exam; Ivy Tech Community 
College Exam Questions With Verified 
Solutions 
Biology - answerThe study of life and living organisms 
The cell has to replicate its DNA - answerWhat must happen for mitosis to take place? 
exoskeleton - answerArthropods have a(n) ________ that has allowed them to inhabit almost 
every environment on Earth 
(HERDROAR) 
Homeostasis 
Energy Production 
Reproduction 
Development and Growth 
Response to stimuli 
Order 
Adaptation 
Regulation - answerCharacte...
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Biology Major Field Test Exam Study Guide with Revision Questions and Correct Answers
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Adaptive vs. Innate Immune Response - Adaptive - 
"specific response" 
Has immunological memory 
Later response (3-7 days) 
Uses B and T cells 
Effectiveness increases with exposure 
Innate- 
"nonspecific response" 
1st line of defense 
Response within 12 hours 
Lacks immunological memor
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2023 AQA A-level BIOLOGY 7402/3 Paper 3 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2 
Section A 
Answer all questions in this section. 
You are advised to spend no more than 1 hour and 15 minutes on this section. 
0 1 . 1 Describe how stimulation of a Pacinian corpuscle produces a generator potential. 
[3 marks] 
Scientists investigated the stimulation of a Pacinian corpuscle in the skin of a fingertip. 
The scientists applied two different pressures to the fingertip and recorded the 
changes in membrane potential of the Pacinian corpuscle’s sensory neurone. 
Figure 1 show...
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2023 AQA A-level BIOLOGY 7402/2 Paper 2 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2 
Answer all questions in the spaces provided. 
0 1 . 1 A student used chromatography to separate the different photosynthetic pigments in a 
chlorophyll solution. She had the following materials. 
Chromatography paper 
A ruler and pencil 
Suitable glassware 
A solvent (solvent A) 
2 cm3 
of the chlorophyll solution 
Describe how she could use these materials to separate the photosynthetic 
pigments by chromatography. 
[4 marks] 
0 1 . 2 Using solvent A, the student separated five pigments. S...
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2023 AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
- Exam (elaborations) • 63 pages • 2024
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ainst your answer(s). 
• Show all your working. 
• Do all rough work in this book. Cross through any work you do not 
want to be marked. 
Information 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
TOTAL 
• The marks for the questions are shown in brackets. 
• The maximum mark for this paper is 91. 
2 
Answer all questions in the spaces provided. 
0 1 . 1 Give the three structural features found in all virus particles and describe the function 
of one of these feat...
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2023 AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
- Exam (elaborations) • 63 pages • 2024
- Available in package deal
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- $12.49
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against your answer(s). 
• Show all your working. 
• Do all rough work in this book. Cross through any work you do not 
want to be marked. 
Information 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
9 
10 
TOTAL 
• The marks for the questions are shown in brackets. 
• The maximum mark for this paper is 91. 
2 
Answer all questions in the spaces provided. 
0 1 . 1 Give the three structural features found in all virus particles and describe the function 
of one of these fe...
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2023 AQA AS BIOLOGY 7401/2 Paper 2 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2 
Answer all questions in the spaces provided. 
0 1 . 1 Which statement about the function of ribosomes is 
correct? Tick ( 
 
) one box. 
[1 mark] 
Site of transcription, catalyse the joining of amino acids 
by hydrolysis reactions 
Site of transcription, catalyse the joining of nucleotides 
by condensation reactions 
Site of translation, catalyse the joining of amino acids 
by condensation reactions 
Site of translation, catalyse the joining of nucleotides 
by hydrolysis reactions 
0 1 ....
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2023 AQA AS BIOLOGY 7401/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
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2 
Answer all questions in the spaces provided. 
0 1 . 1Describe the primary structure of all proteins. 
[2 marks] 
0 1 . 2 This question is about the genetic code. 
Define universal, non-overlapping and degenerate. 
[3 marks] 
Universal 
Non-overlapping 
Degenerate 
Do not write 
outside the 
box 
5 
IB/M/Jun23/7401/1 
3 | P a g e 
3 
0 2Figure 1 shows a transmission electron microscope (TEM) image of a Streptococcus 
bacterium. 
Figure 1 
0 2 . 1 Describe how the appearance of the area conta...
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BIOLOGY PAPER WITH VERIFIED QUESTIONS AND ANSWERS
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BIOLOGY PAPER WITH VERIFIED QUESTIONS AND ANSWERS 
 
Nucleus - What organelle functions to isolate a human cell's chromosomes from the cytoplasm? 
 
Cell - What is the basic unit of life? 
 
Chloroplast - In what organelle of a plant cell does photosynthesis occur? 
 
Photosynthesis - It is generally believed that most of the oxygen in the air on Earth today came from what general biological process: 
 
DNA - What is the most common term for the biological polymer found in chromosomes that stor...
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BIOLOGY PAPER WITH VERIFIED QUESTIONS AND ANSWERS
- Exam (elaborations) • 12 pages • 2024
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BIOLOGY PAPER WITH VERIFIED 
QUESTIONS AND ANSWERS 
Nucleus - What organelle functions to isolate a human cell's chromosomes from the cytoplasm? 
Cell - What is the basic unit of life? 
Chloroplast - In what organelle of a plant cell does photosynthesis occur? 
Photosynthesis - It is generally believed that most of the oxygen in the air on Earth today came 
from what general biological process: 
DNA - What is the most common term for the biological polymer found in chromosomes that 
stores g...
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