Animal cells, plant cells and organisation of life

What are the basic building blocks of life?

Cells

What are the main components of a microscope according to the lecture?

Body Tube, Revolving Nosepiece, Objectives, Stage Clips, Diaphragm, Light Source, Ocular Lens, Arm, Stage, Coarse Adjustment Knob, Fine Adjustment Knob, Base.

How do you prepare a wet mount slide?

Add a drop of water to a slide, place the specimen in the water, place the edge of a coverslip on the slide to touch the edge of the water, and slowly lower the coverslip.

What are the characteristics of cells mentioned in the notes?

Cells are microscopic, basic units of life, and all living organisms are made of cells.

What is formed when a sperm and egg fuse?

A one-celled zygote, which will start dividing into specialized cells.

What are common organelles found in animal cells?

Cell membrane, cytoplasm, nucleus, and mitochondrion.

What is the function of pseudopods in an Amoeba?

Pseudopods help in movement and capturing food.

What are the basic structural differences between plant and animal cells?

Plant cells have a cellulose cell wall and chloroplasts; animal cells do not.

What is the vacuole's function in plant cells?

Vacuoles store water and help maintain turgidity.

What levels of organization are there in living organisms?

Chemical level, cellular level, tissue level, organ level, organ system level, organismal level.

What are the four types of tissue?

Epithelial, connective, muscle, and nervous tissue.

What is the purpose of stem cells in medical applications?

Stem cells have the potential to develop into various cell types for treating diseases.

List some specialized animal cells mentioned in the notes.

White blood cell, red blood cell, sperm cell, cheek cell, muscle cell, nerve cell.

What is a meristem cell?

A type of plant cell responsible for growth.

What is the role of mitochondria in a cell?

Mitochondria are known as the powerhouses of the cell, involved in respiration.

What is the main purpose of the nucleus in a cell?

The nucleus controls the functions of the cell.

How do tissues form organs?

Different types of tissues function together to form organs.

What do chloroplasts do in plant cells?

Chloroplasts contain chlorophyll and are involved in photosynthesis.

What distinguishes connective tissue from epithelial tissue?

Connective tissue supports and binds other tissues together, while epithelial tissue covers surfaces and structures.

Define cell differentiation.

The process by which unspecialized cells become specialized to perform specific functions.