Which phase is known as the middle phase?
Describe the activity of the centrioles during prophase
- Migrate to opposite poles of the cell.
- grow spindle fibers
Came up with the word cell
Two types of endocytosis
What returns during telophase?
Three types of transport
Movement of Macromolecules
attach to glycoproteins
During which phase of the cell cycle does the nucleus divide into two?
M phase or mitosis
Microscope that coats the speciman with a metal. Electrons bounce off the speciman and produce and image
Scanning electron microscope
During which phase of the cell cycle does the cell split into two daughter cells?
C phase or cytokinesis
Diffusion through an integral protein from high to low concentration.
What are the products of lactic acid fermentation?
- Lactic acid
- 2 NAD+
During passive transport how do molecules move?
- From high to low concentration
- Down the conentration gradient.
How do chromosomes line up during metaphse?
In a single file line
What is the cytoplasm of the mitochondria called?
Category of transport that does not require energy from the cell
What type of cells go through the cell cycle?
During which phase of mitosis do the DNA molecules form chromosomes?
Loss of osmotic pressure in an animal cell
Exploding of an animal cell
Two types of electron microscopes
Which organelle do spindle fibers grow out of?
Which form of DNA is condensed?
Found inside of the nucleus. They synthesize the ribosomes
Organelles only in animal cells
Cilia and Flagella
Movement of water from high to low concentrations.
During osmosis water moves from a _______solution to a ___________ solution.
hypotonic to hypertonic
(TO THE HYPER!)
Concluded that all cells come from preexisting cells
Which products of glycolysis move on to the Krebs cycle?
Part of the phospholipid that doesn't like the solvent in the cytoplasm or the environment
Fatty Acid Tails
_______ releases large products or waste molecules out of the cell.
Type of solution that is more concentrated than the other solution.
During which phase of mitosis does DNA turn into the chromatin form?
Which form of DNA is long and thin?
carbohydrates that attach to hydrophillic heads in the membrane
Which molecules react with pyruvic acid during fermentation?
Type of solution that has more solute and less solvent
Type of solution that is more dilute than the other solution.
Component of cell walls
Concluded that all animals are made up of cells
Where does the Krebs Cycle take place?
Matrix of the mitochondria
What are the products of alchoholic fermentation?
- ethyl alcohol
- 2 NAD+
- 2 carbon dioxides
What is the human diploid number?
What moves the chromosomes to the equator during metaphase?
What happens to the DNA during telophase?
Uncondenses/unwinds back into the chromatin long and thin form?
During anaphase, when the sister chromatids detach and move to opposite poles of the cell, what are the DNA molecules now called?
Gates within the cell membrane
Type of microscope that gives us an external 3D view of a specimen
Scanning electron microsope
Type of microscope that can view a living organism
Concluded that all plants are made up of cells
During cellular respiration, this organelle breaks down large carbohydrate molecules into individual glucose molecules.
Makes phospholipids for the cell membrane
First to look at protozoa (moving living organisms) in pond water
Anton Van Leewenhooke
What disappears during prophase of mitosis?
Helps to move around organelles inside the cell as well as products fromt he ER's to the Golgi bodies.
Type of micoscope we use in the classroom
Solid food and bacteria enter cells through
What splits at the beginning of anaphase?
Which products of Krebs Cycle move on to the ETC
What are the cells called at the conclusion of cytokinesis?
During which phase of aerobic respiration is the water produced?
Increase in osmotic pressure in an plant cell leads to the cell becoming ____
Act as name tags for the cell
What are the folds of the inner membrane called?
Which type of fermentation do yeast go through?
What are the three main phases of the cell cycle?
- M phase (mitosis)
- C phase (cytokinesis)
Type of transport that takes in large molecules into the cell...so large they can't fit through the phospholipids or the integral proteins.
Type of passive transport involves the movement of gases across the membrane from high to low concentrations
Loss of osmotic pressure in a plant cell
During which phase of interphase does the cell enlarge?
Microscope that thinnly slices the speciman. Electrons are then forced through the speciman. The rate at which the electrons are collected on the other side is used to put together an image
Transmission electron microscope
What are the three phases of aerobic Cellular Respiration?
- Kreb's Cycle
- Electron Transport Chain
Three main molecules that make up a cell membrane
Helps make the cells mobile
cilia and flagella
Two components of a solution
Solute (dissolved particles)
Type of cell that bacteria are classified as
Receives the products of the ER's and ships them to the membrane for export.
Where does the electron transport take place?
cristae of the mitochondria
(inner membrane folds)
Hormones and secretions enter a cell through...
During which phase of cellular respiration is the carbon dioxide produced?
Type of transport that requires the use of ATP by the cell
What product from fermentation drives the glycolysis process?
- 2 NAD+
Where does glycolysis take place?
cytoplasm of the cell
What is the center of the cell also known as?
- Equatorial plate
- Metaphase plate
Microscope that gives us an internal up-close view of a speciman
Transmission Electron Microscope
Which products of glycolysis move on to the electron transport chain?
2 NADH molecules
What are the reactants for cellular respiration?
- 6 oxygen molecules
Type of cell that lacks a nucleus
What does the DNA coil around to form a sister chromatid?
During which phase of interphase does the DNA get copied?
Type of cell that has a nucleus and other membrane-bound organelles
During which phase of interphase are the organelles doubled?
What are the products of cellular respiration?
- 6 Carbon dioxides
- 6 waters
- 36 ATP
What is the cell called at the beginning of the cell cycle?
Three types of passive transport
- Facilitated Diffusion
Contains the genetic material of the cell
Type of solution that has the same concentration of solute as the other solution
Organelles only found in plant cells
What is the chemical formula for glucose?
Type of solution that has more solvent and less solute
Which phase is also known as the away phase?
Part of the phospholipid that faces the cytoplasm or the environment
Hydrophillic phospholipid head
Organisms that are only one cell in size are known as....
Regulates the movement of food into the cell and waste out of the cell
Which phase of mitosis takes the longest and why?
Prophase because the DNA has to condense into the chromosome form.
List how much ATP is synthesized in each of the three phases of aerobic respiration.
- Glycolysis: net gain of 2
- Krebs Cycle: 2
- ETC: 32
Organism this is made up of more than one cell is called?
Makes proteins for the membrane or for export to other cells
Alternate names for cell membrane
Selectively permeable membrane
Fluid Mosaic Model
What is each half of a chromosome called?
What are the three phases of interphase?