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Class Notes for Biological Sciences at Simon Fraser University

BISC 101 Lecture 23: Photosynthesis
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BISC 101 Lecture 23 Photosynthesis: Part II Light Properties The light reactions convert solar energy to chemical energy of ATP and NADPH Thylakoids convert light energy into the chemical energy of ATP and NADPH Light: A f...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 24: Cytokinin, Auxin, Signal Transduction
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BISC 101 – Lecture 24 – Plant Responses to Internal and External Signals Signal Transduction • Signal transduction pathways link signal reception to response • Plants have cellular receptors that detect changes in...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 22: Light-Dependent Reactions, Chlorophyll, Leaf
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BISC 101 – Lecture 22 – Photosynthesis: Part I Feeding the Biosphere • Photosynthesis: The process that converts solar energy into chemical energy • Photosynthesis occurs in plants, algae, certain other protists,...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 21: Palisade Cell, Axillary Bud, Eudicots
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BISC 101 – Lecture 21 – Plant Structure, Growth, and Development Plant Groups • Terrestrial plants can be divided into two broad groups • The terrestrial (land) members of the plant kingdom are generally organiz...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 20: Neuromuscular Junction, Skeletal Muscle, Motor Neuron
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BISC 101 – Lecture 20 – Muscular System Vertebrate Skeletal Muscle • Vertebrate Skeletal Muscle: Moves bones and body and is characterized by a hierarchy of smaller and smaller units • A skeletal muscle...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 19: Resting Potential, Axon Hillock, Peripheral Nervous System
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BISC 101 – Lecture 18 – Neurons, Synapses and Signaling Lines of Communication • The human brain contains an estimated 100 billion neurons o Each neuron may communicate with thousands of other neurons i...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 18: Posterior Pituitary, Anterior Pituitary, Thyroid
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BISC 101 – Lecture 18 – Hormones and the Endocrine System Intercellular Communication 1. Endocrine Signaling: Secreted molecules diffuse into the bloodstream and trigger responses in target cells anywhere i...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 17: Partial Pressure, Surface Tension, Bronchiole
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BISC 101 – Lecture 17 – Circulation and Gas Exchange: Part II Gas Exchange • Gas exchange supplies O fo2 cellular respiration and disposes of CO 2 • Gases diffuse down pressure gradients in the lungs and other o...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 12: Chondroitin Sulfate, Gastrovascular Cavity, Extracellular Fluid
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BISC 101 – Lecture 12 – Animal Form & Function Diverse Forms, Common Challenges ● Anatomy: The study of the biological form of an organism ● Physiology: The study of the biological functions an organism perfor...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 11: Citric Acid Cycle, Acetyl-Coa, Oxidative Phosphorylation
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BSC 101 – Lecture 11 – Cellular Respiration Life is Work • Living cells require energy from outside sources • Some animals, such as the giant panda, obtain energy by eating plans, and some animals feed ...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 13: Leaf Miner, Riboflavin, Body Fluid
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BISC 101 – Lecture 13 – Animal Nutrition The Need to Feed • Food is taken in, taken apart, and taken up in the process of animal nutrition • Animals fall into three categories: 1. Herbivores: Eat ma...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 14: Sockeye Salmon, Osmoregulation, Stenohaline
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BISC 101 – Lecture 14 – Osmoregulation and Excretion: Part I Osmoregulation And Excretion • In organisms, relative concentration of water and solutes must be maintained within fairly narrow limits • Osm...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 15: Distal Convoluted Tubule, Proximal Tubule, Efferent Arteriole
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BISC 101 – Lecture 15 – Osmoregulation and Excretion: Part II Excretory System • Excretory systems regulate solute movement between internal fluids and the external environment • Excretory systems produ...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 16: Superior Vena Cava, Pulmonary Circulation, Pulmonary Vein
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BISC 101 – Lecture 16 – Circulation and Gas Exchange: Part I Circulatory Systems • Circulatory systems link exchange surfaces with cells throughout the body • Every organism must exchange materials with its en...

Biological Sciences
BISC 101
Onkar Bains
BISC 101 Lecture Notes - Lecture 4: G2 Phase, Hydrophile, Golgi Apparatus
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BISC 101 – Lecture 4 – A Tour of the Cell: Part II Cell Systems: The Dynamic Cytoskeleton • Cytoskeleton: Dense and complex network of fibers that help maintain cell shape by providing structural support ...

Biological Sciences
BISC 101
Onkar Bains

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