Answer:
RBCs ( Red blood carpuscles )
WBCs ( White blood carpuscles)
Answer: Option B
Explanation:
The bacteria and viruses in the class that is being released from classmates ans instructor is enough to cause disease but it is killed before it causes disease in the body.
This is so because the human body has immune system that consists of various mechanism that helps in killing the harmful pathogens.
The microbes present in the air is inhaled and the mucous membrane in the nasal passage swallow the pathogens and they are killed in the acidic environment.
The environment inside the stomach is highly acidic which does not allows the sustainability of the pathogen inside the body.
Plant cells
<span>There are several starting ingredients that are required for starting the process of photosynthesis. The most important are sunlight, water, carbon dioxide and certain minerals. Sunlight helps in building up the optimum temperature that is required to start the process of photosynthesis. Water is an important raw material that helps to absorb the carbon dioxide from the air. It also directly influences the opening and closing of the stomata. Carbon dioxide on the other hand is one of the most important raw material that helps to make glucose via the process of photosynthesis.</span>
An enzyme. An enzyme is a protein speed up a biochemical reaction. It’s a catalyst.
Hope this helps :)
Please add answer choices but <span>Migration and hibernation are examples of behavioral adaptations
used by animals in the Arctic tundra.</span>