Chapter 4
... Selective Permeability • The cell’s membrane selectively lets things in and out in order to maintain organization. • Substances that go in and out include: – Amino acids that make polypeptides. – Glucose molecules used in cellular respiration. – Oxygen in and Carbon Dioxide out. ...
... Selective Permeability • The cell’s membrane selectively lets things in and out in order to maintain organization. • Substances that go in and out include: – Amino acids that make polypeptides. – Glucose molecules used in cellular respiration. – Oxygen in and Carbon Dioxide out. ...
Fungal Cells 01
... sunlight and a chemical present in plant cells called chlorophyll to turn light energy into chemical energy. Fungi, like animals, are heterotrophs. They cannot produce their own food as their cells do not contain chlorophyll. But, unlike animals, they do not ingest their food, instead they grow on t ...
... sunlight and a chemical present in plant cells called chlorophyll to turn light energy into chemical energy. Fungi, like animals, are heterotrophs. They cannot produce their own food as their cells do not contain chlorophyll. But, unlike animals, they do not ingest their food, instead they grow on t ...
Document
... is found in the nucleus makes RNA will travel through the cytoplasm to the ribosomes assists the ribosomes in making proteins is responsible for the whole above process ...
... is found in the nucleus makes RNA will travel through the cytoplasm to the ribosomes assists the ribosomes in making proteins is responsible for the whole above process ...
Unit 2: Cells & Microscope
... All living things are composed of ________. A cell is a _______________________ structure that contains all of the materials necessary for life. ...
... All living things are composed of ________. A cell is a _______________________ structure that contains all of the materials necessary for life. ...
File
... Hypertonic: The solution has a higher concentration of solutes and a lower concentration of water than inside the cell. (High solute = Low water) ...
... Hypertonic: The solution has a higher concentration of solutes and a lower concentration of water than inside the cell. (High solute = Low water) ...
Structure/Function of prokaryotes-1
... • Architecture: – Gram positives have a thick peptidoglycan layer in the cell wall; – Gram negatives have a thin peptidoglycan layer and an outer membrane. ...
... • Architecture: – Gram positives have a thick peptidoglycan layer in the cell wall; – Gram negatives have a thin peptidoglycan layer and an outer membrane. ...
Cell Division
... DNA that is spread out in a non-dividing cell is called _____________________. A. chromosomes B. chromatin As a cell grows in size, which increases more rapidly? A. its volume B. its surface area ...
... DNA that is spread out in a non-dividing cell is called _____________________. A. chromosomes B. chromatin As a cell grows in size, which increases more rapidly? A. its volume B. its surface area ...
comparison of cheek and onion cells
... By the end of this exercise, you should be able to... explain how the cell is the basic unit for all living things. relate characteristics of living things to cell structure. diagram prepared slides of prokaryotic cells (bacteria) and label the cell wall, cell membrane, and cytoplasm. Identify the s ...
... By the end of this exercise, you should be able to... explain how the cell is the basic unit for all living things. relate characteristics of living things to cell structure. diagram prepared slides of prokaryotic cells (bacteria) and label the cell wall, cell membrane, and cytoplasm. Identify the s ...
inflammation 1
... • High specific gravity • Transudate… low protein, low cell debris, no cells…. Due to changes in hydrostatic or osmotic pressure….. Here only fluid is lost ...
... • High specific gravity • Transudate… low protein, low cell debris, no cells…. Due to changes in hydrostatic or osmotic pressure….. Here only fluid is lost ...
Matter in Ecosystems Part 2
... A. Proteins on the surface and embedded in the cell membrane interact with “lipid bilayer” B. Membrane and proteins control what goes in and out of cell C. Proteins act like pores, channels, pumps and carriers D. Many enzymes in the cell membrane speed up chemical reactions E. Carbohydrate “antenna” ...
... A. Proteins on the surface and embedded in the cell membrane interact with “lipid bilayer” B. Membrane and proteins control what goes in and out of cell C. Proteins act like pores, channels, pumps and carriers D. Many enzymes in the cell membrane speed up chemical reactions E. Carbohydrate “antenna” ...
Main differences between plant and animal cells: Plant cells have
... How do proteins get from the cytoplasm into the lumen of the ER? They are translocated across the membrane either post translationally or co-translationally. Then they can enter the secretory pathway. ...
... How do proteins get from the cytoplasm into the lumen of the ER? They are translocated across the membrane either post translationally or co-translationally. Then they can enter the secretory pathway. ...
Click here for Section 5.1 Study Guide
... 9. What limits the maximum size of a cell? What can larger cells do to increase their surface area? The ratio of cell surface area to volume – cells need sufficient surface area to provide the cell with oxygen and other nutrients that must move across its cell membrane. Larger cells can increase the ...
... 9. What limits the maximum size of a cell? What can larger cells do to increase their surface area? The ratio of cell surface area to volume – cells need sufficient surface area to provide the cell with oxygen and other nutrients that must move across its cell membrane. Larger cells can increase the ...
Paper 2 - Soalan-Percubaan-STPM
... in endocytosis the substances are transported into the cell through the invagination of the cell membrane pinocytosis occurs when the cell membrane invaginates to actively transport a small amount of fluid into the cell all these structures and its related process enable the cell membrane to functio ...
... in endocytosis the substances are transported into the cell through the invagination of the cell membrane pinocytosis occurs when the cell membrane invaginates to actively transport a small amount of fluid into the cell all these structures and its related process enable the cell membrane to functio ...
Zoology Semester Exam Study Guide
... 1. Unlike plant cells, animal cells do not have __________ __________. 2. If a cell contains a nucleus and membrane bound organelles, it is _______________________. 3. An animal is: unicellular or multicellular; autotrophic or heterotrophic; prokaryotic or eukaryotic; 4. Only 5% of all animals have ...
... 1. Unlike plant cells, animal cells do not have __________ __________. 2. If a cell contains a nucleus and membrane bound organelles, it is _______________________. 3. An animal is: unicellular or multicellular; autotrophic or heterotrophic; prokaryotic or eukaryotic; 4. Only 5% of all animals have ...
The Structure and Function of Cells
... cell respiration makes??? • Energy!! • Folded inner membrane increases surface area!!! • Remember that the energy is in the form of ATP!! ...
... cell respiration makes??? • Energy!! • Folded inner membrane increases surface area!!! • Remember that the energy is in the form of ATP!! ...
Welcome to the Living Environment
... organelles that perform specific jobs. Organelle: specialized structure that performs the life activities within the cell. Organelles are just like organs such as the heart and lungs The are the organs of the cell. ...
... organelles that perform specific jobs. Organelle: specialized structure that performs the life activities within the cell. Organelles are just like organs such as the heart and lungs The are the organs of the cell. ...
E2 – Perception of Stimuli
... b) Identify the function of each part 3. Label the diagram of the structure of the retina. (Include the following structures: rod cells, cone cells, ganglion cells, bipolar neurons). Show the direction that light moves. 4. Describe the properties of rod and cone cells. (Include the type of light det ...
... b) Identify the function of each part 3. Label the diagram of the structure of the retina. (Include the following structures: rod cells, cone cells, ganglion cells, bipolar neurons). Show the direction that light moves. 4. Describe the properties of rod and cone cells. (Include the type of light det ...
Respiration Student Copy
... 3. Blood with O2 is pumped through the body to all tissues 4. In capillaries, cells _____________________________________ _____________________________________ 5. O2 diffuses into the cell, and is _____________________________________ _____________________________________ molecules and make ATP ...
... 3. Blood with O2 is pumped through the body to all tissues 4. In capillaries, cells _____________________________________ _____________________________________ 5. O2 diffuses into the cell, and is _____________________________________ _____________________________________ molecules and make ATP ...
Cell Membrane
... Moving the “Big Stuff” Large molecules move materials into the cell by one of three forms of endocytosis. ...
... Moving the “Big Stuff” Large molecules move materials into the cell by one of three forms of endocytosis. ...
Homeostasis
... • The ureters of both kidneys enter the urinary bladder • Urine leaves the body via the urethra – Sphincter muscles between the bladder and urethra control urination The human kidney ...
... • The ureters of both kidneys enter the urinary bladder • Urine leaves the body via the urethra – Sphincter muscles between the bladder and urethra control urination The human kidney ...
finalexamreview_0
... Large intestine-responsible for water reabsorption and production of vitamins B and K. If it does not function properly, constipation and diarrhea can occur. Small intestine-responsible for breakdown and absorption of nutrients. If it does not function properly, systems of the body will start to shu ...
... Large intestine-responsible for water reabsorption and production of vitamins B and K. If it does not function properly, constipation and diarrhea can occur. Small intestine-responsible for breakdown and absorption of nutrients. If it does not function properly, systems of the body will start to shu ...
Unit C—Life to Lifestyle
... 23. Scientists look at characteristics to classify an object as living or non-living. State in your own words how you would identify an object as living or non-living. (2 marks) ...
... 23. Scientists look at characteristics to classify an object as living or non-living. State in your own words how you would identify an object as living or non-living. (2 marks) ...
Lysosomes
... • The only thing that keeps the cell itself from being digested is the membrane surrounding the lysosomes. ...
... • The only thing that keeps the cell itself from being digested is the membrane surrounding the lysosomes. ...