Vocab
What is the basic building block of life?
cell
How many steps are in mitosis?
Where does Meiosis occur?
In reproductive cells
What is an inherited trait? Give examples
Characteristics passed down from parent to offspring
- Examples - hair color, eye color, freckles, face shape, fur color and texture
What controls an organisms characteristics?
gene
Where does mitosis occur?
In body cells
In meiosis, the new cell is ___ to the original cell
identical
Explain how single celled organisms reproduce.
-Reproduce very quickly by copying DNA and splitting
-Called Cell Division
- Population doubles each time is splits
What are structures in cells nucleus made from DNA?
chromosomes
How many chromosomes are in mitosis?
46
What two cells come together during meiosis?
sperm and egg
Explain how multi celled organisms reproduce.
- Two parents contribute to the offspring
- Formed from egg and sperm cells
- 23 (egg) + 23 (sperm) = 46 (new cell)
What makes two cells from one?
cell division
Mitosis occurs in ___ cells
body
How many chromosomes are in meiosis?
23
Where does mitosis occur- specifically not just body cells?
In the nucleus
What is a trait you get from your family?
inherited trait
Describe the 6 steps of mitosis?
Prophase, metaphase, anaphase, telophase, cytokinesis, interphase
In meiosis, the new cell is ___ to the original cell
different
Why do cells divide?
To grow and reproduce