Levels of Organization
fill in the blank
A. Life’s Organization
1. A large an...
Social Studies, 17.05.2021 16:40 skyflyer878
Levels of Organization
fill in the blank
A. Life’s Organization
1. A large animal is composed of trillions of tiny working
together.
2. organisms are made of only one cell.
B. Unicellular Organisms
1. Unicellular organisms are or prokaryotes.
2. A cell without a membrane-bound nucleus is a(n) cell.
3. A(n) cell has a nucleus surrounded by a membrane and
many other specialized organelles.
C. Multicellular Organisms
1. Each type of cell in a multicellular organism has a specific job that is important
to the of the organism.
2. Cells become different types during
a. Nearly all the cells in an organism have identical
b. Different types of cells use of the chromosome.
3. are unspecialized cells that can develop into many
different cell types.
4. Stem cells can produce new muscle cells when are torn.
5. In plants, unspecialized cells similar to animal stem cells are grouped in areas
Called
6. are groups of similar types of cells that work together
to carry out specific tasks.
a. Most animals have four main types of tissue—muscle, epithelial,
nervous, and
b. The three main types of plant tissue are dermal, , and ground tissue.
7. jobs in organisms require more than one type of tissue.
8. are groups of different tissues working together to
perform a particular job. The leaf is a(n) that specializes
in photosynthesis.
Lesson Outline-Lesson Outline continued
9. are groups of different organs that work together to
complete a series of tasks.
a. One human organ system, the , includes the stomach
and intestines.
b. Plants have two major organ systems—the shoot system and
the system.
c. organisms usually have many organ systems.
d. Each organ system on the others and cannot work
alone.
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