LSS1-3:
From Molecules to Organisms: Structures and Processes
The body is a system of interacting subsystems composed of
groups of cells
Select a bell ringer question to scroll down to the corresponding question displayed with an image.
- Why is DNA really important to all life?
- Describe how a plant's roots, stem, and leaves help it to survive and grow.
- Describe how this bean plant grows and develops.
- Compare two systems of the body. Describe how they work together keep the body functioning.
- Describe how one system of the body works. Explain what happens when that system does not function properly.
- What is the role of the circulatory system in the body, and how does it work to transport materials throughout the body?
- What is the difference between a tissue and an organ in the body?
- Why is blood considered a tissue?
- Describe the function of one organ. What happens to the body when that organ does not function properly?
- How does your diet and lifestyle affect your health and the functioning of your body's systems?
Why is DNA really important to all life?
Describe how a plant’s roots, stem, and leaves help it to survive and grow.
Include a labeled diagram as part of your explanation.
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
- Roots are only for absorbing water.
- Leaves only serve as food producers.
- Stems only exist to hold up the plant.
- The taller the stem, the stronger the plant.
- Plants can survive without roots.
- Leaves are only necessary for photosynthesis.
- The size of the roots determines the size of the plant.
Stages of the Growth of a Bean Plant
| Kolk, Melinda. beansprout1b.png. beansprout2.png. beansprout3.png. beansprout4.png. Pics4Learning. 30 Jan 2023 |
Growth involves the increase in size of an organism.
Development concerns changes in an organism’s form and functions.
Describe how this bean plant grows and develops.
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
- Plants grow from the tips: Many people believe that the growth of a plant comes from the tips of stems, shoots, and roots. However, growth actually occurs from cells in the meristems, which are located at the tips but also in other areas of the plant.
Development only occurs during the growing season: Plant development is a continuous process that occurs throughout the plant’s life cycle, not just during the growing season.
Development is uniform across all parts of the plant: Different parts of a plant may develop at different rates or in different ways, depending on factors such as light, temperature, and nutrient availability.
Development only occurs in response to external stimuli: While external factors can influence development, the plant’s genetic program also plays a crucial role in determining how it develops.
All parts of a plant will mature at the same time: Different parts of a plant mature at different times, with some parts reaching maturity before others.
All plants develop in the same way: Plant development can vary greatly between species, with different plants having unique developmental patterns.
Development is a one-time process: Development is a continuous process that continues throughout the plant’s life cycle, with new structures and tissues being formed as the plant grows and matures.
Compare two systems of the body.
Describe how they work together keep the body functioning.
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
The brain is the only organ that controls the body: Many people believe that the brain is the only organ that controls the body, but this is not true. The nervous system, which includes the spinal cord and nerves, also plays a significant role in controlling the body.
The heart is located on the left side of the chest: Many people believe that the heart is located on the left side of the chest, but it is actually located in the center of the chest, behind the breastbone but is only slightly tilted to the left.
Muscles only exist in the arms and legs: Many people believe that muscles only exist in the arms and legs, but they are actually found throughout the body, including in the heart, digestive system, and other organs.
The stomach is the only organ where food is digested: While the stomach does play a role in digesting food, digestion actually begins in the mouth, where food is broken down by saliva.
The lungs are responsible for breathing: While the lungs play a crucial role in breathing, the diaphragm is the main muscle responsible for breathing in and out.
The liver is only important for detoxification: While the liver does play a significant role in detoxifying the body, it also has many other important functions, including producing bile, storing glucose, and breaking down fats.
The immune system only fights infections: While the immune system is crucial in fighting infections, it also plays a role in protecting the body against cancer and other diseases.
The reproductive system is only important for having babies: While the primary function of the reproductive system is to produce and transport gametes (sperm and eggs), it also plays a role in regulating hormones and overall health.
Pick one system of the body.
Describe how it works and why it is important.
Explain what happens when that system does not function properly.
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
The brain is the only organ that controls the body: Many people believe that the brain is the only organ that controls the body, but this is not true. The nervous system, which includes the spinal cord and nerves, also plays a significant role in controlling the body.
The heart is located on the left side of the chest: Many people believe that the heart is located on the left side of the chest, but it is actually located in the center of the chest, behind the breastbone but is only slightly tilted to the left.
Muscles only exist in the arms and legs: Many people believe that muscles only exist in the arms and legs, but they are actually found throughout the body, including in the heart, digestive system, and other organs.
The stomach is the only organ where food is digested: While the stomach does play a role in digesting food, digestion actually begins in the mouth, where food is broken down by saliva.
The lungs are responsible for breathing: While the lungs play a crucial role in breathing, the diaphragm is the main muscle responsible for breathing in and out.
The liver is only important for detoxification: While the liver does play a significant role in detoxifying the body, it also has many other important functions, including producing bile, storing glucose, and breaking down fats.
The immune system only fights infections: While the immune system is crucial in fighting infections, it also plays a role in protecting the body against cancer and other diseases.
The reproductive system is only important for having babies: While the primary function of the reproductive system is to produce and transport gametes (sperm and eggs), it also plays a role in regulating hormones and overall health.
What is the role of the circulatory system in the body, and how does it work to transport materials throughout the body?
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
- Blood is blue inside the body: This is a common misconception, but blood is actually always red, even when it appears blue through the skin. The blue color is simply a result of the way light interacts with the skin.
- The heart is on the left side of the body: While the heart is slightly tilted to the left side of the chest, it is actually located more toward the center of the chest.
- The circulatory system is only responsible for delivering oxygen to the body: While delivering oxygen is a critical function of the circulatory system, it also plays a key role in removing waste products from the body, regulating body temperature, and transporting nutrients to the cells.
Common Misconceptions
Misconceptions identified by Open AI ChatGPT
All tissues in the body are the same: Students may think that all tissues in the body look and function the same way, but this is not true. Each tissue has a unique structure and function that allows it to perform specific tasks in the body.
Tissues are only found in one part of the body: Students may think that tissues are only found in certain areas of the body, but tissues can be found throughout the body in different organs and structures.
All cells in a tissue are identical: Students may think that all cells in a tissue look and behave the same way, but this is not true. Cells in a tissue can vary in size, shape, and function, and they work together to perform specific tasks in the body.
Tissues cannot grow or repair: Students may think that once a tissue is damaged, it can’t be repaired or regrown. However, some tissues in the body, like skin and bone, can regenerate and repair themselves over time.
All tissues have the same sensitivity to pain: Students may think that all tissues in the body feel pain the same way, but this is not true. Some tissues are more sensitive to pain than others, and some may not feel pain at all.
All tissues have the same blood supply: Students may think that all tissues in the body receive the same amount of blood, but this is not true. The amount of blood supply a tissue receives depends on its function and needs.
All tissues in the body work in isolation: Students may think that each tissue in the body works independently of each other, but this is not true. Tissues work together in a complex network to keep the body functioning properly.
Describe the function of one organ.
What happens to the body when that organ does not function properly?
How does your diet and lifestyle affect your health and the functioning of your body’s systems?