Cell Flashcards
Basic unit of life
Cell
Subtance that make up the cell
PROTOPLASM
Components of protoplasm
- Water
- Protein
- Lipids
- Carbohydrates
- Ions/Electrolytes
Principle medium of the cell
Water
Water percent components
70-85%
How many percent of the proteins?
10-20%
What are the parts of the cell?
- Cell membrane
- Cytoplasm
- Nucleus
Cell membrane is also called?
Plasma membrane
Outer covering of the cell?
Cell membrane/ plasma membrane
Components of cell membrane?
- Lipids
- Proteins
Afraid of water?
Hydrophobic
Loves water?
Hydrophilic
Inner environment of the cell?
Cytoplasm
Between the cell membrane and nucleus
Cytoplasm
What is the fluid name where majority of organelles are suspended?
Cytosol
What are the organelles of cytoplasm?
- Mithochondria
- Encoplasmic reticulum
- Golgi appartus
- Lysosomes
- Peroxisomes
- Cytoskeleton
Power house of the cell?
Mitochondria
Generates ATP?
Mitochondria
What is ATP stands for?
Adenosine triphosphate
Creats protein vesicles?
Rough ER
Transport protein?
Rough ER
Protein synthesis?
Ribosomes
Fat synthesis
Smooth ER
Cell detoxification?
Smooth ER
Also know as traffic director of the cell?
Golgi apparatus
Modifies and packages protein vesicles sent by the rough ER?
Golgi apparatus
Produced lysosomes?
Golgi apparatus
Made of proteins?
Lysosomes
Also known as Suicidal bags?
Lysosomes
It digest bacteria?
Lysosomes
What enzymes that help to kill digested bacteria?
Hydrolytic enzymes/ Hydrolases
Self- reflicative organelle?
Peroxisomes
What is the present enzymes in peroxisomes?
Oxidases/ Oxidative enzymes
Detoxifies free radicals?
Peroxisomes
Framework of the cell?
Cytoskeleton
Supports cytoplasm?
Cytoskeleton
What are the 4 forms of cytoskeleton?
Cilia, flagella, centriolles, spindle fibers
Responsible for the movement of materials over the surface of the cell?
Cilia
Responsible for the movement of sperm cells?
Flagella
Center for microtubules formation?
Centrioles
Assist in the seperation of chromosomes durimg cell divisiom?
Spindle fibers
Control center of the cell?
Nucleus
Direct cell activity?
Nucleus
It contains DNA?
Nucleus
What DNA stands for?
Deoxyribonucleic Acid
What is the process of cell divisions?
Mitosis and Meiosis
It functions for growth and tissue repair?
Mitosis
It functions for sexual reproduction?
Meiosis
Type of cell for meiosis?
Sex cells or gametes
Type of cell for mitosis?
Somatic cell or body cell
What is the daughter cell for mitosis?
Diploid
What is the daughter cell for meiosis?
Haploid
How many daughter cells for mitosis?
2 daighter cell
How many daugther cells for meiosis?
4 daugther cell
How many chromosomes each daughter cell for mitosis?
46 chromosomes
How many paired chromosomes for mitosis?
23 pair
How many chromosomes each daughter cells for meiosis?
23
How many cell division undergoes the mitosis?
Once
How many cell division undergoes for meiosis?
Twice
What are the 4 cell division?
- Prophase
- Metaphase
- Anaphase
- Telophase
It disappears nucleus and nuclear envelope?
Prophase
Chromosomes are paired?
Prophase
Chromosomes are aligned at midline by the microtubules?
Metaphase
Away from the midline?
Anaphase
Chromosomes are split away/seperated at the centromere to become_______?
Chromatids
It forms like cleavage?
Telophase
Separation of the cytoplasm to form new daughter cells?
Cytokinesis
Reappearing of the nucleus and nuclear envelope?
Telophase
Ingestion of particles?
Endocytosis
What are the types of endocytosis?
- Pinocytosis
- Phagocytosis
Cell drinking mechanism?
Pinocytosis
Cell eating mechanism?
Phagocytosis
Ingestion of large and solid particles?
Phagocytosis
Ingestion of smaller molecules and liquid?
Pinocytosis
AKA downhill movement?
Diffusion
Movement from higher to lower concentration?
Diffusion
Types of diffusion?
Simple diffusion
Facilitated diffusion
Spontaneous movement of molecules?
Simple diffusion
Give a factors that increase the rate of diffusion?
- Increase temperature
- Small molecular size
- Higher partition coefficient
Uses carries proteins to facilitate movement of substances?
Carrier mediated
Uses electrical current?
Voltage-gated
Uses neurotransmitters?
Ligand-gated
Movement of water from higher to lower areas of concentration and movements of solute from lower to higher?
Osmosis
Types of tonicity?
- Hypertonic solution
- Hypotonic solution
- Isotonic solution
Solute is higher than the inside the cell?
Hypertonic
Solute outside the cell is lower than inside the cell?
Hypotonic
The solute outside and inside the cell is same?
Isotonic
Uses ATP?
Active transport
AKA uphill movement
Active transport
Manner of movement lower to higher?
Primary active transport
Only uses energy from primary active transport?
Secondary active transport
AKA writing across?
Transcription
Uses the sequence of bases in a strand of DNA to make a complementary strand of mRNA?
Transcription
Molecule that carries genetic infromation for the development and functioning of an organism?
DNA
mRNA stands for?
Messenger ribonucleic acid
Molecule in cells that carries code from the DNA in the nucleus to the sites of protein synthesis in the cytoplasm?
mRNA
The process in which the genetic code of mRNA is read to make a protein?
Translation
Types of channel-mediates?
Voltage-gated
Ligand-gated
Types of facilitated diffusion?
Carrier-mediated
Channel-mediated
Energy currency of the cell?
ATP