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Learn more about the body, disease, create medicine
What is the cellular organization from simplest to most complex?
Cell -> Tissue -> Organ -> Organ System -> Organism
What is diffusion?
Movement of particles across a semipermeable membrane from an area of high concentration to an area of low concentration
What is a stem cell?
An undifferentiated, unspecialized generic cell
What is the role of the mitochondria?
Powerhouse of the cell
Name one way to handle a microscope safely
Hold by arm and base, turn off when not in use, cover it when not in use, use on a flat surface, etc
What is the system in the body responsible for eating called?
Digestive system
What is osmosis?
Diffusion in terms of water. Movement from an area of high concentration of water to an area of low concentration of water.
Give me two examples of biotechnology
bread, yogurt, GMOs, Covid test, insulin etc
Why do we follow specific rules when it comes to drawing scientific diagrams?
So all scientists are on the same page, less room for misunderstanding and confusion
What lens power should you always start with when beginning to observe a specimen in a microscope?
Low power = 4x
What happens if one part of the hierarchy (e.g., cell) no longer functions
Sickness, impairment, death, etc
What is the result of adding tap water around a cell?
The cells would expand in size.
What is an example of a wave that we cannot see?
radio wave, UV, microwave, x-ray
What is the role of chloroplast?
Helps to make food for plants using sunlight
What is the name of the two lenses of a microscope?
Objective and Ocular
Give me an example of a specialized cell
Blood cell, brain cell, liver cell, kidney cell
What is the result of adding salt water around a cell?
Cell would shrink
Name an illness that stem cells can help treat
type 1 diabetes, cancer, multiple sclerosis, spinal and brain injuries
Name 2 techniques that you must use when drawing diagrams that you see in a microscope?
stippling, magnification, specimen name, no arrows, no cross labelling, straight lines, no colouring, no shading etc
Difference: plants: chloroplast, cell wall, rectangular, central large vacuole, animals: lysosomes, several small vacuoles
Similarities: share most of the same organelles, ex: nucleus, nucleolus, ER, golgi apparatus
Of the 5 levels of organization, pick 3 and give me an example of each.
Cell- brain cell, tissue-brain tissue or nervous tissue, organ - brain, organ system - nervous system, organism - human
Administering IV to a patient is an example of _________?
Name one potential issue with stem cell medicine
clinical, ethical, social