Living Things
Organisms made up of more than one cell.
What are multicellular organisms?
Short hair like structures.
What is cilia?
Can divide and make replacements for aging or damaged cells.
What are stem cells?
The dividing of the cytoplasm of the cell, which produces two daughter cells?
What is cytokinesis?
True of False? Mitosis is the process of cell division.
False
Something that causes a living thing to change is called a ________.
What is stimuli?
Watery substance inside each cell membrane.
What is cytoplasm?
________ describes the specific job that something does.
What is function?
The daughter cells are called _______.
What are gametes?
A human child has how many chromosomes in each of its body cells?
46 chromosomes.
What are examples of unicellular organisms?
Bacteria and yeast.
What are the main differences in Plant and Animal cells?
Plant cells has a cell wall and animal cells don't, plant cells have chloroplasts and animal plants don't, and plant cells has a big vacuole and animal cells have small vacuoles.
How many mitochondria do muscle cells have?
1000 to 2000.
How may chromosomes do humans have and how many pairs?
46 chromosomes and 23 pairs.
Animal cells also contain a ________, which hold enzymes to digest things in the cell.
What is lysosome?
Characteristics of life include what? Must say four responses.
Is made up of cells, uses resources, grows and develops and responds to stimuli.
Explain how cells differ.
Cells differ from each other by their functions/specialization and their organelles.
A ______ is a group of like cells that perform a specific job.
What are tissues?
What are the five phases in the process of mitosis in order?
Prophase, Metaphase, Anaphase, Telophase, and Cytokinesis.
Transmit information to and from the brain using electrical signals called nerve impulses, what type of cell is this?
What are nerve cells?
___________ maintains the body's balance by regulating things like temperature, carbon dioxide, and concentrations of nutrients and wastes.
What is homeostasis?
What does DNA stand for?
Deoxyribonucleic acid.
What do muscle cells do?
Shortens and cause body parts to move.
The duplicate chromosomes get pulled apart by the fibers, moving one strand to each side of the cell. What phase is this?
What is anaphase?
Besides the organ, circulatory and skeletal systems, what are the rest of the systems?
Muscle, nervous, respiratory, endocrine, and reproductive systems.