Directly related questions
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
-
22N.1A.HL.TZ0.37:
Movement of insects requires muscles in antagonistic pairs. The diagram shows an insect leg with muscles labelled X and Y.
[Source: Johnson, S.K., n.d. [Insect leg]. [diagram online] Available at: http://www.susankjohnson.com/portfolio.shtml
[Accessed 26 October 2021].]What actions in the human arm are equivalent to muscle X contracting and muscle Y relaxing?
A. triceps contracts, biceps relaxes, arm extends
B. biceps contracts, triceps relaxes, arm flexes
C. triceps contracts, biceps relaxes, arm flexes
D. biceps contracts, triceps relaxes, arm extends
-
22N.1A.HL.TZ0.37:
Movement of insects requires muscles in antagonistic pairs. The diagram shows an insect leg with muscles labelled X and Y.
[Source: Johnson, S.K., n.d. [Insect leg]. [diagram online] Available at: http://www.susankjohnson.com/portfolio.shtml
[Accessed 26 October 2021].]What actions in the human arm are equivalent to muscle X contracting and muscle Y relaxing?
A. triceps contracts, biceps relaxes, arm extends
B. biceps contracts, triceps relaxes, arm flexes
C. triceps contracts, biceps relaxes, arm flexes
D. biceps contracts, triceps relaxes, arm extends
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.c: Explain how marine mammals are adapted for movement in water.
Sub sections and their related questions
B3.3.1. Adaptations for movement as a universal feature of living organisms
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
- EXEX.1A.HL.TZ0.9: What distinguishes movement from locomotion? A. It allows migrations B. It occurs in all...
B3.3.2. Sliding filament model of muscle contraction
- 22M.2.HL.TZ1.5d: Explain the role of calcium ions in muscle contraction.
-
22M.1A.HL.TZ2.38:
The electron micrograph shows sarcomeres in myofibrils of striated muscle during muscle contraction. The lines P–Q and R–S show two regions of one sarcomere.
[Source: Republished with permission of Elsevier - Health Sciences Division from Cell by Don W. Fawcett 1981 ; permission conveyed through Copyright Clearance Center, Inc.]
How would regions P–Q and R–S change when the muscle relaxes?
- 20N.1A.HL.TZ0.38: What is the role of calcium ions in muscle contraction? A. To enable actin to expose binding...
-
21M.1A.HL.TZ2.38:
The diagram shows structures involved in contraction of a sarcomere.
[Source: Anatomy & Physiology by Lindsay M. Biga, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Matern, Katie Morrison-Graham, Devon Quick & Jon Runyeon is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License (https://creativecommons.org/licenses/by-sa/4.0/), except where otherwise noted.]
What is X?
A. Myosin filament
B. Sarcomere
C. Actin filament
D. Myofibril
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
-
21M.1A.HL.TZ1.37:
The diagram represents a sarcomere. Which structure is myosin?
[Source: MPI of Molecular Plant Physiology. [Sarcomere]. [diagram online] Available at: http://www.macroevolution.net/sarcomere.html [accessed 4 April 2019]. Source adapted.]
- 23M.1A.HL.TZ1.38: What is contained in skeletal muscle? A. Cross bridges between muscle fibres B. Sarcomeres...
- 22M.2.HL.TZ1.5d: Explain the role of calcium ions in muscle contraction.
- 22M.2.HL.TZ1.d: Explain the role of calcium ions in muscle contraction.
-
22M.1A.HL.TZ2.38:
The electron micrograph shows sarcomeres in myofibrils of striated muscle during muscle contraction. The lines P–Q and R–S show two regions of one sarcomere.
[Source: Republished with permission of Elsevier - Health Sciences Division from Cell by Don W. Fawcett 1981 ; permission conveyed through Copyright Clearance Center, Inc.]
How would regions P–Q and R–S change when the muscle relaxes?
- 20N.1A.HL.TZ0.38: What is the role of calcium ions in muscle contraction? A. To enable actin to expose binding...
-
21M.1A.HL.TZ2.38:
The diagram shows structures involved in contraction of a sarcomere.
[Source: Anatomy & Physiology by Lindsay M. Biga, Sierra Dawson, Amy Harwell, Robin Hopkins, Joel Kaufmann, Mike LeMaster, Philip Matern, Katie Morrison-Graham, Devon Quick & Jon Runyeon is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License (https://creativecommons.org/licenses/by-sa/4.0/), except where otherwise noted.]
What is X?
A. Myosin filament
B. Sarcomere
C. Actin filament
D. Myofibril
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
-
21M.1A.HL.TZ1.37:
The diagram represents a sarcomere. Which structure is myosin?
[Source: MPI of Molecular Plant Physiology. [Sarcomere]. [diagram online] Available at: http://www.macroevolution.net/sarcomere.html [accessed 4 April 2019]. Source adapted.]
- 23M.1A.HL.TZ1.38: What is contained in skeletal muscle? A. Cross bridges between muscle fibres B. Sarcomeres...
B3.3.3. Role of the protein titin and antagonistic muscles in muscle relaxation
- 22M.2.HL.TZ1.5a: Outline a reason for the muscles being described as antagonistic.
-
22M.1A.HL.TZ2.38:
The electron micrograph shows sarcomeres in myofibrils of striated muscle during muscle contraction. The lines P–Q and R–S show two regions of one sarcomere.
[Source: Republished with permission of Elsevier - Health Sciences Division from Cell by Don W. Fawcett 1981 ; permission conveyed through Copyright Clearance Center, Inc.]
How would regions P–Q and R–S change when the muscle relaxes?
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
-
22N.1A.HL.TZ0.37:
Movement of insects requires muscles in antagonistic pairs. The diagram shows an insect leg with muscles labelled X and Y.
[Source: Johnson, S.K., n.d. [Insect leg]. [diagram online] Available at: http://www.susankjohnson.com/portfolio.shtml
[Accessed 26 October 2021].]What actions in the human arm are equivalent to muscle X contracting and muscle Y relaxing?
A. triceps contracts, biceps relaxes, arm extends
B. biceps contracts, triceps relaxes, arm flexes
C. triceps contracts, biceps relaxes, arm flexes
D. biceps contracts, triceps relaxes, arm extends
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- 22M.2.HL.TZ1.5a: Outline a reason for the muscles being described as antagonistic.
- 22M.2.HL.TZ1.a: Outline a reason for the muscles being described as antagonistic.
-
22M.1A.HL.TZ2.38:
The electron micrograph shows sarcomeres in myofibrils of striated muscle during muscle contraction. The lines P–Q and R–S show two regions of one sarcomere.
[Source: Republished with permission of Elsevier - Health Sciences Division from Cell by Don W. Fawcett 1981 ; permission conveyed through Copyright Clearance Center, Inc.]
How would regions P–Q and R–S change when the muscle relaxes?
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
-
22N.1A.HL.TZ0.37:
Movement of insects requires muscles in antagonistic pairs. The diagram shows an insect leg with muscles labelled X and Y.
[Source: Johnson, S.K., n.d. [Insect leg]. [diagram online] Available at: http://www.susankjohnson.com/portfolio.shtml
[Accessed 26 October 2021].]What actions in the human arm are equivalent to muscle X contracting and muscle Y relaxing?
A. triceps contracts, biceps relaxes, arm extends
B. biceps contracts, triceps relaxes, arm flexes
C. triceps contracts, biceps relaxes, arm flexes
D. biceps contracts, triceps relaxes, arm extends
- EXEX.1B.HL.TZ0.5b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
- EXEX.1B.HL.TZ0.b: From the results of this investigation, suggest a possible consequence of shorter titin on movement.
B3.3.4. Structure and function of motor units in skeletal muscle
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
- 19M.1A.HL.TZ2.37: What is the order of increasing size of muscle structures? A. muscle, muscle fibre, myofibril,...
B3.3.5. Roles of skeletons as anchorage for muscles and as levers
- 19M.1A.HL.TZ2.35: What are features of both endoskeletons of mammals and exoskeletons of insects? A. They are both...
-
23M.1A.HL.TZ1.22:
The photograph shows a scorpion (Pandinus imperator).
[Source: Baird, M. L. Pandinus imperator. Available at: https://commons.wikimedia.org/wiki/File:Emperor_scorpion_or_Imperial_scorpion_(Pandinus_imperator).jpg. Public domain.]
What recognition features indicate that it is an arthropod?
A. Exoskeleton and articulated legsB. Segmented body and endoskeleton
C. Soft body covered by calcium exoskeleton
D. Body divided into three parts and radial symmetry
- 19M.1A.HL.TZ2.35: What are features of both endoskeletons of mammals and exoskeletons of insects? A. They are both...
-
23M.1A.HL.TZ1.22:
The photograph shows a scorpion (Pandinus imperator).
[Source: Baird, M. L. Pandinus imperator. Available at: https://commons.wikimedia.org/wiki/File:Emperor_scorpion_or_Imperial_scorpion_(Pandinus_imperator).jpg. Public domain.]
What recognition features indicate that it is an arthropod?
A. Exoskeleton and articulated legsB. Segmented body and endoskeleton
C. Soft body covered by calcium exoskeleton
D. Body divided into three parts and radial symmetry
B3.3.6. Movement at a synovial joint
NoneB3.3.7. Range of motion of a joint
NoneB3.3.8. Internal and external intercostal muscles as an example of antagonistic muscle action to facilitate internal body movements
- 22M.2.HL.TZ1.5a: Outline a reason for the muscles being described as antagonistic.
- 22M.2.HL.TZ1.5a: Outline a reason for the muscles being described as antagonistic.
- 22M.2.HL.TZ1.a: Outline a reason for the muscles being described as antagonistic.
B3.3.9. Reasons for locomotion
- 23M.2.SL.TZ1.1b: Distinguish between the distribution of activity in Saudi Arabia and the UK.
-
23M.2.SL.TZ1.1a:
State the mode for the number of steps per day in Japan and USA, rounding your answers up or down to the nearest 1000 steps.
Japan: ..................................................................................................
USA: .................................................................................................... -
23M.2.SL.TZ1.1c:
Identify the city with the highest and the city with the lowest walkability.
Highest: .............................................................................................
Lowest: .............................................................................................. -
23M.2.SL.TZ1.1d:
Suggest reasons for the relationship shown in the graph.
-
23M.2.SL.TZ1.1e:
Compare and contrast the data in the chart for males and females.
-
23M.2.SL.TZ1.1f:
Suggest two hypotheses to account for the relationship between the mean number of steps per day and the proportion of people who are obese.
Hypothesis 1: ...........................................................................................................
...............................................................................................................................
Hypothesis 2: ...........................................................................................................
...............................................................................................................................
- 23M.2.SL.TZ1.1g: State the relationship between activity inequality and obesity shown in the scattergraph.
- 23M.2.SL.TZ1.1h: Using only evidence from the data in Question 1, suggest two strategies for reducing obesity in...
-
23M.2.SL.TZ1.1a:
State the mode for the number of steps per day in Japan and USA, rounding your answers up or down to the nearest 1000 steps.
Japan: ..................................................................................................
USA: .................................................................................................... - 23M.2.SL.TZ1.1b: Distinguish between the distribution of activity in Saudi Arabia and the UK.
-
23M.2.SL.TZ1.1c:
Identify the city with the highest and the city with the lowest walkability.
Highest: .............................................................................................
Lowest: .............................................................................................. -
23M.2.SL.TZ1.1d:
Suggest reasons for the relationship shown in the graph.
-
23M.2.SL.TZ1.1e:
Compare and contrast the data in the chart for males and females.
-
23M.2.SL.TZ1.1f:
Suggest two hypotheses to account for the relationship between the mean number of steps per day and the proportion of people who are obese.
Hypothesis 1: ...........................................................................................................
...............................................................................................................................
Hypothesis 2: ...........................................................................................................
...............................................................................................................................
- 23M.2.SL.TZ1.1g: State the relationship between activity inequality and obesity shown in the scattergraph.
- 23M.2.SL.TZ1.1h: Using only evidence from the data in Question 1, suggest two strategies for reducing obesity in...
- 23M.2.SL.TZ1.b: Distinguish between the distribution of activity in Saudi Arabia and the UK.
-
23M.2.SL.TZ1.a:
State the mode for the number of steps per day in Japan and USA, rounding your answers up or down to the nearest 1000 steps.
Japan: ..................................................................................................
USA: .................................................................................................... -
23M.2.SL.TZ1.c:
Identify the city with the highest and the city with the lowest walkability.
Highest: .............................................................................................
Lowest: .............................................................................................. -
23M.2.SL.TZ1.d:
Suggest reasons for the relationship shown in the graph.
-
23M.2.SL.TZ1.e:
Compare and contrast the data in the chart for males and females.
-
23M.2.SL.TZ1.f:
Suggest two hypotheses to account for the relationship between the mean number of steps per day and the proportion of people who are obese.
Hypothesis 1: ...........................................................................................................
...............................................................................................................................
Hypothesis 2: ...........................................................................................................
...............................................................................................................................
- 23M.2.SL.TZ1.g: State the relationship between activity inequality and obesity shown in the scattergraph.
- 23M.2.SL.TZ1.h: Using only evidence from the data in Question 1, suggest two strategies for reducing obesity in...
B3.3.10. Adaptations for swimming in marine mammals
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.5c: Explain how marine mammals are adapted for movement in water.
- EXEX.1B.HL.TZ0.c: Explain how marine mammals are adapted for movement in water.