File - Study Guides
... 2. Closed circulatory system: a system where blood flows continuously through a network of blood vessels. Earthworms, some mollusks, and all vertebrates have this system. ...
... 2. Closed circulatory system: a system where blood flows continuously through a network of blood vessels. Earthworms, some mollusks, and all vertebrates have this system. ...
THE CELL MEMBRANE Section 1: Cell Membrane Key Ideas How
... The cell membrane separates the cytoplasm from the fluid outside the cell. Some substances enter and leave the cell by diffusing across the cell membrane. The direction of movement depends on the concentration gradient and does not ...
... The cell membrane separates the cytoplasm from the fluid outside the cell. Some substances enter and leave the cell by diffusing across the cell membrane. The direction of movement depends on the concentration gradient and does not ...
NOTES THE ENDOCRINE SYSTEM
... a. Made of up of glands. A gland is an organ that produces or releases a chemical. b. Unlike sweat glands, glands of the endocrine system do not have delivery tubes. c. Produce and release the chemical messengers directly into the bloodstream . 2. Hormones: Chemical messengers produced by the E.S. t ...
... a. Made of up of glands. A gland is an organ that produces or releases a chemical. b. Unlike sweat glands, glands of the endocrine system do not have delivery tubes. c. Produce and release the chemical messengers directly into the bloodstream . 2. Hormones: Chemical messengers produced by the E.S. t ...
Membranes
... Cholesterol can be found in the hydrophobic region (fatty acid tails) in animal cells. They determine membrane fluidity, which changes with temperature, allowing effective membrane function at a wider range of temperatures Plant cells, don’t have cholesterol, so they rely on saturated or unsaturate ...
... Cholesterol can be found in the hydrophobic region (fatty acid tails) in animal cells. They determine membrane fluidity, which changes with temperature, allowing effective membrane function at a wider range of temperatures Plant cells, don’t have cholesterol, so they rely on saturated or unsaturate ...
CELL STRUCTURE
... Floating amongst the phospholipids and cholesterol molecules are many globular protein molecules, many of which span from one side to the other. These proteins tend to be arranged with hydrophilic parts of their chains (that is parts containing amino acids with hydrophilic R groups) on the outer sur ...
... Floating amongst the phospholipids and cholesterol molecules are many globular protein molecules, many of which span from one side to the other. These proteins tend to be arranged with hydrophilic parts of their chains (that is parts containing amino acids with hydrophilic R groups) on the outer sur ...
Document
... • Cylinder of 13 parallel strands called protofilaments – (a long chain of globular protein called tubulin) • Hold organelles in place; maintain cell shape; guide organelles inside cell • Form axonemes of cilia and flagella, centrioles, basal bodies and mitotic spindle • Can be disassembled and reas ...
... • Cylinder of 13 parallel strands called protofilaments – (a long chain of globular protein called tubulin) • Hold organelles in place; maintain cell shape; guide organelles inside cell • Form axonemes of cilia and flagella, centrioles, basal bodies and mitotic spindle • Can be disassembled and reas ...
Heart Health Glossary
... Blood vessels: tubes that carry blood around your body (see arteries, capillaries, veins) Blood: liquid containing red blood cells Capillaries: very narrow veins and arteries Cardiovascular fitness: heart, lungs and blood vessels are able to deliver oxygen-rich blood to muscles at a fast rate for a ...
... Blood vessels: tubes that carry blood around your body (see arteries, capillaries, veins) Blood: liquid containing red blood cells Capillaries: very narrow veins and arteries Cardiovascular fitness: heart, lungs and blood vessels are able to deliver oxygen-rich blood to muscles at a fast rate for a ...
The muscular system
... from the mesodermal layer of embryonic germ cells. Muscle cells contain contractile filaments that move each other and change the size of the cell. Muscle tissue has four main properties: Excitability (ability to respond to stimuli), Contractibility (ability to contract), Extensibility (ability to b ...
... from the mesodermal layer of embryonic germ cells. Muscle cells contain contractile filaments that move each other and change the size of the cell. Muscle tissue has four main properties: Excitability (ability to respond to stimuli), Contractibility (ability to contract), Extensibility (ability to b ...
skeletal system
... SKELETAL SYSTEM – gives shape to your body. The skeletal system consist of bone , cartilage and ligaments. Bones are organs that support and protect the body, store minerals and allow movement. Cartilage cushions the ends of bones and forms flexible parts like your ears and nose. Ligaments connect b ...
... SKELETAL SYSTEM – gives shape to your body. The skeletal system consist of bone , cartilage and ligaments. Bones are organs that support and protect the body, store minerals and allow movement. Cartilage cushions the ends of bones and forms flexible parts like your ears and nose. Ligaments connect b ...
The Immune System
... – Fight off invading organisms (pathogens) – Release antibodies to help identify pathogens – Destroy damaged/infected cells ...
... – Fight off invading organisms (pathogens) – Release antibodies to help identify pathogens – Destroy damaged/infected cells ...
Biology – Module 2 – Patterns in Nature
... Each type of tooth has a specific function. Incisors are chisel-shaped teeth at the front and are used for biting. Canines have a sharp point and are used for tearing meat. Premolars have sharp cutting edges and are used for crushing food. Molars have large flat surfaces with blunt ridges are used f ...
... Each type of tooth has a specific function. Incisors are chisel-shaped teeth at the front and are used for biting. Canines have a sharp point and are used for tearing meat. Premolars have sharp cutting edges and are used for crushing food. Molars have large flat surfaces with blunt ridges are used f ...
Cytoplasmic Glucocorticoid-binding Proteins in
... or steroid-responsive human lymphoblastic leukemic cells (8). The total amount ofdexamethasone bound at saturating levels of steroid to normal thymocytes was 0.30 pmole/mg of cytoplasmic protein. Thus, we conclude that these 3 leukemic cell lines contain quantities of high-affinity recep tor protein ...
... or steroid-responsive human lymphoblastic leukemic cells (8). The total amount ofdexamethasone bound at saturating levels of steroid to normal thymocytes was 0.30 pmole/mg of cytoplasmic protein. Thus, we conclude that these 3 leukemic cell lines contain quantities of high-affinity recep tor protein ...
File
... A) involves acquiring heat from your environment only. B) involves production of heat through metabolism. C) is a term equivalent to "cold-blooded." D) is only seen in mammals. E) is only seen in insects. 15) How does the digestion and absorption of fat differ from that of carbohydrates? A) Processi ...
... A) involves acquiring heat from your environment only. B) involves production of heat through metabolism. C) is a term equivalent to "cold-blooded." D) is only seen in mammals. E) is only seen in insects. 15) How does the digestion and absorption of fat differ from that of carbohydrates? A) Processi ...
Cell signalling ppt
... binding with the receptor initiates a sequence of events mediated by a g protein that that results in a biological effect. The type of effect depends on the secreted molecule and the cell type; some molecules can have different effects on different cells – the question is how? Ligand (ex insulin, ep ...
... binding with the receptor initiates a sequence of events mediated by a g protein that that results in a biological effect. The type of effect depends on the secreted molecule and the cell type; some molecules can have different effects on different cells – the question is how? Ligand (ex insulin, ep ...
WHAT YOU SHOULD KNOW ABOUT AMPHIBIANS
... able to trace the path of blood flow in a frog’s body? Note: blood only goes through sinus venosus when returning from body not from lungs! Where is the HIGH oxygen blood? Where is the LOW oxygen blood? Where does the PULMONARY, RENAL, HEPATIC; CORONARY circulation go? How are frog red blood cells d ...
... able to trace the path of blood flow in a frog’s body? Note: blood only goes through sinus venosus when returning from body not from lungs! Where is the HIGH oxygen blood? Where is the LOW oxygen blood? Where does the PULMONARY, RENAL, HEPATIC; CORONARY circulation go? How are frog red blood cells d ...
Chapter 18 - Classification
... American and African vultures look very much alike and were once classified together. American vultures have a peculiar behavior: When they get overheated, they urinate on their legs to cool down. The stork is the only other bird known to behave this way. ...
... American and African vultures look very much alike and were once classified together. American vultures have a peculiar behavior: When they get overheated, they urinate on their legs to cool down. The stork is the only other bird known to behave this way. ...
Cancer Attributes of Cancerous Tumors Unregulated cell division
... with Malignancy. Metastatic cells break their contacts with other cells and the ECM in their tissue of origin, and as a result, metastatic cells can invade adjoining tissue or enter the circulation and establish themselves in a distant site. ! Angiogenesis (formation of new blood vessels): tumor gro ...
... with Malignancy. Metastatic cells break their contacts with other cells and the ECM in their tissue of origin, and as a result, metastatic cells can invade adjoining tissue or enter the circulation and establish themselves in a distant site. ! Angiogenesis (formation of new blood vessels): tumor gro ...
MCQ on tissues
... Answer: Cardiac muscle cells are short, branched and striated. These are usually uninucleated. Cells are interconnected by intercalated discs. Q42: Which muscle tissues show characteristics of both striated and unstriated muscles? Answer: Cardiac tissues. Q43: Where do we find cardiac tissues? What ...
... Answer: Cardiac muscle cells are short, branched and striated. These are usually uninucleated. Cells are interconnected by intercalated discs. Q42: Which muscle tissues show characteristics of both striated and unstriated muscles? Answer: Cardiac tissues. Q43: Where do we find cardiac tissues? What ...