Document
... transporter protein to move down its gradient • Osmosis: Diffusion of water down its gradient ...
... transporter protein to move down its gradient • Osmosis: Diffusion of water down its gradient ...
Kedudukan anatomi tumbuhan
... cell is the structural and functional unit of all known living organisms. It is the smallest unit of an organism that is classified as living, and is often called the building block of life. Some organisms, such as most bacteria, are unicellular (consist of a single cell). Other organisms, such as h ...
... cell is the structural and functional unit of all known living organisms. It is the smallest unit of an organism that is classified as living, and is often called the building block of life. Some organisms, such as most bacteria, are unicellular (consist of a single cell). Other organisms, such as h ...
Membrane proteins and the import business of mitochondria
... system will typically arise. But the mitochondria are also associated with diseases that are not related to the energy metabolism, for example the development of tumours or neurodegenerative diseases such as Alzheimer’s and Parkinson ’s. There is growing evidence that mitochondria also play a key ro ...
... system will typically arise. But the mitochondria are also associated with diseases that are not related to the energy metabolism, for example the development of tumours or neurodegenerative diseases such as Alzheimer’s and Parkinson ’s. There is growing evidence that mitochondria also play a key ro ...
OBSERVING ONION ROOT TIPS
... When a cell divides, its cytoplasm is split and shared between two new cells. The nucleus, however, cannot be split and shared. Because the nucleus contains vital information on chromosomes that enables a cell to carry out its life functions, each new cell needs a complete set of chromosomes. When a ...
... When a cell divides, its cytoplasm is split and shared between two new cells. The nucleus, however, cannot be split and shared. Because the nucleus contains vital information on chromosomes that enables a cell to carry out its life functions, each new cell needs a complete set of chromosomes. When a ...
Document
... nitrogen which cannot be absorbed by plants, into ammonia (NH3), nitrites(NO2) or nitrates (NO3), which can be absorbed by plants and converted to protein and nucleic acids) • Photosynthesis ...
... nitrogen which cannot be absorbed by plants, into ammonia (NH3), nitrites(NO2) or nitrates (NO3), which can be absorbed by plants and converted to protein and nucleic acids) • Photosynthesis ...
Irregular Plurals in Biology/Zoology
... a body opening Mammals: in the chest between the lungs; contains the heart and trachea the innermost area of a part or organ of an animal or plant jellyfish form membranes that surround and protect the brain and the spinal cord cellular organelles outside a nucleus branched flowerhead with one branc ...
... a body opening Mammals: in the chest between the lungs; contains the heart and trachea the innermost area of a part or organ of an animal or plant jellyfish form membranes that surround and protect the brain and the spinal cord cellular organelles outside a nucleus branched flowerhead with one branc ...
Molecular Transport across Membranes Investigation
... (ions) cannot. Sometimes a cell needs to transport molecules that are too big or have too much charge to diffuse through the cell membrane. Special proteins embedded in the cell membrane allow certain ions and molecules to diffuse across the cell membrane. This is called facilitated diffusion. Somet ...
... (ions) cannot. Sometimes a cell needs to transport molecules that are too big or have too much charge to diffuse through the cell membrane. Special proteins embedded in the cell membrane allow certain ions and molecules to diffuse across the cell membrane. This is called facilitated diffusion. Somet ...
Nervous System
... • In order to conduct an electrical nerve impulse, a voltage or membrane potential, exists across the plasma membrane of all cells. • For a typical non-transmitting neuron, this is called the resting potential and is between -60 and -80 mV. So essentially -70 mV. ...
... • In order to conduct an electrical nerve impulse, a voltage or membrane potential, exists across the plasma membrane of all cells. • For a typical non-transmitting neuron, this is called the resting potential and is between -60 and -80 mV. So essentially -70 mV. ...
Plant Cell Cycle
... • A cell will not divide if: – Signals from surrounding cells tell the cell not to divide – There are not enough nutrients to provide for cell growth – The DNA within the nucleus has not been ...
... • A cell will not divide if: – Signals from surrounding cells tell the cell not to divide – There are not enough nutrients to provide for cell growth – The DNA within the nucleus has not been ...
Notes on nervous system and neurons File
... Presynaptic neuron: Has chemicals called neurotransmitters stored in it. When an AP reaches the synaptic bulb, Ca2+ ions are released. These ions fuse the vesicles containing NT’s to the membrane. Exocytosis of the NT’s then occurs and they are released into the synapse. ...
... Presynaptic neuron: Has chemicals called neurotransmitters stored in it. When an AP reaches the synaptic bulb, Ca2+ ions are released. These ions fuse the vesicles containing NT’s to the membrane. Exocytosis of the NT’s then occurs and they are released into the synapse. ...
File
... reticulum manufacture secretory and membrane proteins Ribosomes attached to the endoplasmic reticulum to form the Rough Endoplasmic Reticulum (RER) ...
... reticulum manufacture secretory and membrane proteins Ribosomes attached to the endoplasmic reticulum to form the Rough Endoplasmic Reticulum (RER) ...
Prokaryotic Cell Structure and Function:
... 1. Mesosomes – Mesosomes are membranous folds extending into the cytoplasm of some prokaryotic cells. They contain enzymes involved in ATP synthesis via oxidative phosphorylation so are analogous to the cristae of mitochondria. Mesosomes also apparently attach to the covalently closed, circular DNA ...
... 1. Mesosomes – Mesosomes are membranous folds extending into the cytoplasm of some prokaryotic cells. They contain enzymes involved in ATP synthesis via oxidative phosphorylation so are analogous to the cristae of mitochondria. Mesosomes also apparently attach to the covalently closed, circular DNA ...
Document
... DO NOW • How can muscle cells maintain (or keep) a high concentration of potassium inside the cell? • If a cell increases or decreases in volume, what type of transport must happen? • Building blocks of carbohydrates? • Building blocks of proteins? • Function of the nucleus? ...
... DO NOW • How can muscle cells maintain (or keep) a high concentration of potassium inside the cell? • If a cell increases or decreases in volume, what type of transport must happen? • Building blocks of carbohydrates? • Building blocks of proteins? • Function of the nucleus? ...
Mitotic Cell Division Lab
... Each group is responsible for presenting a finished mitotic sequence for both plant and animal cells upon completion of the lab activity. The completed lab activity should show the stages of mitotic cell division for BOTH plants and animals arranged in correct order. Stage and phase labels are provi ...
... Each group is responsible for presenting a finished mitotic sequence for both plant and animal cells upon completion of the lab activity. The completed lab activity should show the stages of mitotic cell division for BOTH plants and animals arranged in correct order. Stage and phase labels are provi ...
2006 Annual Meeting Report
... Regenerative medicine includes the use of whole cells e.g. stem cells, and laboratory engineered tissues for clinical therapies. The targets of such clinical therapies are primarily those that do not heal easily with conventional medicine such as venous ulcers. Regenerative medicine bioprocessing is ...
... Regenerative medicine includes the use of whole cells e.g. stem cells, and laboratory engineered tissues for clinical therapies. The targets of such clinical therapies are primarily those that do not heal easily with conventional medicine such as venous ulcers. Regenerative medicine bioprocessing is ...
Primary Structure - LaurensAPBiology
... Many biological molecules are macromolecules – huge assemblies of atoms. Biological macromolecules are formed by linking together a set of building blocks (monomers) into long chains (a polymer). ...
... Many biological molecules are macromolecules – huge assemblies of atoms. Biological macromolecules are formed by linking together a set of building blocks (monomers) into long chains (a polymer). ...
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... same thing. What kind of a model to use and how complex it should be depends on its purpose. The usefulness of a model may be limited if it is too simple or if it is needlessly complicated. Choosing a useful model is one of the instances in which intuition and creativity come into play in science, m ...
... same thing. What kind of a model to use and how complex it should be depends on its purpose. The usefulness of a model may be limited if it is too simple or if it is needlessly complicated. Choosing a useful model is one of the instances in which intuition and creativity come into play in science, m ...
1 Plant Cell Structures
... A third difference between plant and animal cells is that plants have several kinds of organelles called plastids. And there are several different kinds of plastids in plant cells. For example, Chloroplasts are needed for photosynthesis, leucoplasts can store starch or oil, and brightly colored chro ...
... A third difference between plant and animal cells is that plants have several kinds of organelles called plastids. And there are several different kinds of plastids in plant cells. For example, Chloroplasts are needed for photosynthesis, leucoplasts can store starch or oil, and brightly colored chro ...
Dynamics of Ultrastructural Characters of Drosophyllum lusitanicum
... transfer of acid hydrolases to the lysosomes including lytic vacuoles. Based on the above information, it may be asked if CCVs and their smooth derivatives in the digestive gland cells of carnivorous plants are involved in acid hydrolase loading not only to vacuoles but also to the cell walls, the m ...
... transfer of acid hydrolases to the lysosomes including lytic vacuoles. Based on the above information, it may be asked if CCVs and their smooth derivatives in the digestive gland cells of carnivorous plants are involved in acid hydrolase loading not only to vacuoles but also to the cell walls, the m ...
File - Coach Albright`s Science Class
... At rest, the inside of a neuron's membrane has a negative charge. As the figure shows, a Na+ / K+ pump in the cell membrane pumps sodium out of the cell and potassium into it. However, more potassium ions leak out of the cell. As a result, the inside of the membrane builds up a net negative charge r ...
... At rest, the inside of a neuron's membrane has a negative charge. As the figure shows, a Na+ / K+ pump in the cell membrane pumps sodium out of the cell and potassium into it. However, more potassium ions leak out of the cell. As a result, the inside of the membrane builds up a net negative charge r ...