Answer:
H. Immue and digestive
Explanation:
The immune system fights pathogens protects us from them, the digestive system destroys pathogens that may be in our stomach or intestines.
Answer:
the younger rock is on the top because that is where the newer rocks form the older rock is on the bottom
Explanation:
the correct answer is option <u>A. effluent from </u><u>factories</u><u>. </u><u> </u> (◍•ᴗ•◍)
The choices can be found elsewhere and as follows:
<span>a. climate zone.
b. microclimate.
c. hydrosphere.
d. biosphere.
</span>
I think the correct answer would be option D. <span>The reeds at the edge of a pond form a biosphere where insects or other animals stay. Hope this answers the question.</span>
Answer:
The organization of life
Explanation:
The organization of living things or life is a system of classifying living things in a hierarchical order or level from the simplest to the most complex based on structure and function. The simplest level is the cell while the most complex is the organism.
All living organisms are made up of cells. Cells are the basic units of life. In complex living organisms, cells are organized into tissues.
Tissues are a group of cells of the same kind. Tissues are organized into organs.
An Organ is a structure composed of one or more types of tissues that work together to perfume a specific function. Human organs include the brain, heart, skin, stomach, kidney, etc. Organs are organized into organ systems.
An Organ system is a group of organs that work together to perform a certain function. Examples of organ systems include the circulatory, skeletal, nervous, digestive and reproductive systems. Organ systems make up an organism.
An organism is an individual living thing that is made up of one or more organ systems. Examples are humans, plants, insects, etc
