S. Anat3 Word Scramble
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Question | Answer |
Smallest iving subunit o a multicellular organism | Cell |
Selectively permeable | Cell/plasma membrane |
Made of phospholipids, cholesterol, and protein | Cell/plasma membrane |
Phospholipid bilayer | double layer |
Allows lipid soluble compounds to move in and out by difussion | Phospholipid bilayer |
Decreases fluidity stabilizing the membrane | Cholesterol |
Receptor sites for hormones or other compounds | Proteins |
All cells mature except | RBC |
Nucleus have _____layered nuclear membrane | Double |
Nucleus contains | chromosomes |
Nucleus contains ___chromosomes | 46 |
Nucleus made of threads of | chromatin |
Nucleus contains | The genetic code for one protien |
LIquid solution of dissolved minerals, gases and other molecules | Cytoplasm |
"Organs" of the cell | Organells |
Found on ER or floating in cytoplasm | Ribosomes |
Synthesizes protein | Ribosomes |
Barrel shaped organelles made of enzymes that cut protein molecules apart | Proteasomes |
Gets rid of damaged proteins that have been tagged by ubiquitin | Proteasomes |
ER | Endoplasmic Riticulum |
Allows us to use the AAs to build protien in ribosomes | Proteasomes |
Membranous tubules that extent from nuclear membrane to the cell membrane | Endoplasmic Ritiulum |
ER (2types) | Rough Smooth |
Ribosomes on the surface | Rough ER |
synthesizes proteins in the ribosomes | Rough ER |
No ribosomes on the surface | Smooth ER |
Sythesizes lipids | Smooth ER |
Fat membranous sacs stacked like pancakes | Golgi Apparatus |
sythesizes and package carbohydrates | Golgi Apparatus |
Golgi Apparatus synthezises and packages____ | Carbohydrates |
Mitochondria (sing. | Mitochdrian |
Power house of the cell | Mitochondria |
Has double membrane folds called cristae | Mitochondria |
ATP production | Mitochondria |
Mitochondria have their own separate____ | DNA |
Mitochondria _____ during cell division | Duplicates |
Lysosomes contain digestive enzymes called | Lysozymes |
Lysosomes digest bacteria during ____ or WBC | phagocytosis |
Phagocyte | A cell that engulfs and consumes foreign material |
Rod shaped | Centrioles |
Organize spindle fibers that separate chromosomes during cell division | Centrioles |
Centriols organized spindle fibers that separate chromosomes during ____ | cell division |
Hair like projections on certain cells | Cilia |
Cilia (sing) | Cilium |
Beat in unison causeing wave-like motion to move things acros the surface DOES NOT MOVE CELL | Cilia |
Found on fallopian tubes, airways in lungs | Cilia |
Flagella (sing) | flagellum |
Thread like projection through the cell membrance | Flagella |
Provides motility | Flagella |
Flagella provides_____ | motility |
______ is the only human cell with flagellum | Sperm |
Folds in the cell membrane that increase surface area to increase funtion | Microvilli |
Microvilli are fold in the _____ that increase ____ are and increase_____. | Cell membrane, surface, function |
Increase absorption in small intestines and kidney tubules | Microvilli |
Pinched off plasma membranes during phagocytosis and pinocytosis | Vacules |
Pinocytosis | the uptake of fluid by a cell by pinching off cell membrane |
Mechanisms to move substances in and out of the cell | Cellular transport mechanism |
Forms of cellular transport (7) | Diffusion, osmosis, facilitated diffusion, active transport, phagocytosis, pinocytosis |
Diffusion | movement of molecules from greater area of cencentration ot an area of lower concentration until equalibrium is reached |
Diffusion is from an area of _____ concentration to an area of ____ till ____ is reached | Greater, lower, equalibrium |
Molecules randomly move until evenly dispersed in solid, liquid or gas | Diffusion |
Diffusion of water through semi permiable membrane | Osmosis |
Water moves from area of high concentration to are of low concentration till equalibrium is reached | Osmosis |
Equal concentration of solutes | Isotonic |
Low concentration of solutes | Hypotonic |
High concentraiton of solutes | Hypertonic |
Osmosi occurs becuse membrane will not allow anything but _____ to cross | Water |
Facilitated diffusion | molecules through a membrane with help from protein in the cell membrane called transporters or carrier enzymes |
Facilitated diffusion ex | Glucose, AA |
energy requiring process of moving molecules against a concentration gradiend ( lesser to greater) | Active transport |
Active transport requires | Filtration |
Substances are forced through membane by mechanical pressure | Filtration |
During filtrations substances are forced through membane by mechanical ______ | pressure |
bring nutrients ro cells and waste products out of the blood and kidneys | Filtration |
White cells engulf something | Phagocytosis |
Makes vacuoles | Phagocytosis |
Stationary cells engulf something | Pinocytosis |
Double strand of nucleotides | DNA |
Made of A T G C | DNA |
Sequence or ATGC determines | genetic code |
gene | the genetic code for one protein |
______synthesis occurs in the ribosomes | Protein |
Transcription | DNA to mRNA |
A mirror image of the DNA made in nucleus | Messenger RNA mRNA |
Leaves the nucleus and attaches to a ribosome | mRNA |
Translation | mRNA to protein via tRNA |
Attaches to mRNA at a site called anti codon | Transfer RNA tRNA |
tRNA attaches to mRNA at a site called ______ | Anti codon |
Occurs in cytoplasm | Translation |
tRNA pick up corresponding _____ and form peptide to make protein | Amino acid |
DNA- _RNA- _RNA-____ | m, t, protein |
Cell division (2types) | Meiosis Mitosis |
One cell divided into 2, identicle cells both having full set of chromosomes | Mitosis |
How we grow and repair | Mitosis |
One cell into 4, each having half of the chromosomes | Meiosis |
How we reproduce | Meiosis |
Stages of Mitosis (5) | Interphase Prophase Metaphase Anaphase Telophase -Cytokinesis |
Not a phase | Cytokinesis |
Resting stage | Cytokinesis |
2 chromatid coil up | Prophase |
Nuclear membranes disapear | Prophase |
Contrioles move to oposite ends, and extend spindle fibers to the chromosomes | Prophase |
Chromosomes ;one up in the middle | Metaphase |
Centromeres atach to the spindle fibers and divide | Metaphase |
2 complete sets of chromosomes | Metaphase |
Spindle fibers pull chromosomes to each pole | Anaphase |
Chromosomes uncoil and become chromatin | Telephase |
Nuclear membrane reforms | Telephase |
Cytoplasm divides and cell membrane closes off | Telephase |
Results in gametes | Meiosis |
one cell divides twice to form 4 | Meiosis |
one cell divides twice (full set of 46 chromosomes) | Mitosis |
Haploids have _____ the DNA | half |
The organells in which cell respiration takes place | Mitochondria |
Intracellular structures with specific roles in cell functioning | Organelles |
egg and sperm cells | gametes |
MOvement of molecules against concentration gradient | Active transport |
the usual number of chromosomes with it a cell | diploid/ 46 |
a membrane that permits onle certain substances to pass through | semi permiable |
control center of the cell | nucleus |
the process by which a stationary cell takes in small particles | pinocytosis |
half of the usual number of chromosomes | haploid/ 23 |
diffusion of water through a membrane | osmosis |
found between the cell membrane and the nucleus | cytoplasm |
mode of phopholipids, cholesterol, and proteins | cell membrane |
a statement that best explains the available evidence | theory |
type of cell division essentioal fro repair of tissue | mitosis |
the process in which blood bpressure creates tissue fluid | filtration |
a human cell has 46 of these | chromosomes |
genetic code fro one protein | gene |
movement of molecules with or along a concentratin gradient | diffusion |
oxygen requiring | aerobic |
Created by:
Sarsileigh
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