Answer:
1)B 2)C 3)D E 4)E 5)A
Explanation:
Inflammation is the body defence system against various pathogens and include various components such as Immune cells and blood vessels. Inflammation occurs in a sequence of events.
- when a pathogen enters the cells macrophages produce the first response by phagocytizing the foreign body.
- The blood vessels dilated so more blood cells, oxygen and nutrients could reach at the site of pathogen and fight against it.
- Foreign pathogen is captured at that place so it can't mobilize to other part of the body.
- The more fighting cells are directioned at the site of infection
- The recruited phagocytic cells phagocytize the invaders pathogen and starts its degradation.
Answer:
Parenchyma – They are living cells and walled, soft in nature due to the presence of thin-walled cells. Collenchyma – These are characterized by uneven thick-walled living cells. Sclerenchyma – They have cells with thickened lignified walls, providing them strength and making them waterproof.
Explanation:
i got that from my biology notes
Answer:
The dependent variable changes in response to the independent variable.
Explanation:
Think of it like cause (independant) and effect (dependant).
Answer B. Believe it or not, sound travels faster through liquid than through air. That’s why sonar is so efficient.
