A
B
C
D
E
100
Structures in the nucleus that contains an organism's genetic information and regulates the cell's activities.
What are chromosomes?
100
Pieces of DNA that carry all the information passed from parents to their offspring.
What are genes?
100
Organelles, found only in plant cells, in which sugar is made during photosynthesis.
What are chloroplasts?
100
The control center of a cell that directs the cell's activities.
What is the nucleus?
100
Describes a stronger trait that will show up in an organism even if only one factor is present.
What is dominant?
200
A stiff outer layer that surrounds a cell, protects it, and gives it shape.
What is the cell wall?
200
A structure that contains at least two types of tissue that work together to perform a specific function.
What is an organ?
200
A group of specialized cells with the same structure and function.
What is tissue?
200
Describes a weaker trait that will show up in an organism only if no factor for the dominant trait is present.
What is recessive?
200
The chemical that provides detailed instruction for cells.
What is DNA
300
Type of reproduction in which a sperm cell and an egg cell unite to form a single cell.
What is sexual reproduction?
300
Robert Hooke built this in 1665.
What is a microscope?
300
Hooke's microscope allowed him to see things _______ larger.
What is 30x (30 times) larger?
300
He named the box-like structures that he saw ________
What are cells?
300
In 1675 Anton van Leeuwenhoek built a microscope that magnified objects this many times.
What is 300x (300 times) larger?
400
These two things have cells.
What are plants and animals?
400
________________ has cells.
What is every living organism (or everything living thing)?
400
Cells are the _____________ __________ of all living things.
What are building blocks?
400
All life processes take place in ___________.
What are cells?
400
New cells are produced from these.
What are existing cells?
45000000
Cell division is what causes you to do this.
What is grow?
45000000
These are structures that perform specific functions.
What are organelles?
45000000
This clear, jelly-like substance surrounds the organelles.
What is cytoplasm?
45000000

This process makes food for plants.

What is photosynthesis?

45000000
These organelles store nutrients and wastes. Both plant and animal cells have them.
What are vacuoles?
M
e
n
u