Hello!
The answer would be Alveoli
In humans, oxygen and carbon dioxide are exchanged in the blood within many small sacs called alveoli in the lungs. Alveoli provide a large surface area for gas exchange.
Hope this helped!
Answer: Both of the moons, the sun, and mars
Explanation:
Answer:
The correct answer is E. Answer choices a, b, and c.
Explanation:
There can be many causes for a gram standard culture to appear red like if we use decolorizer for a long time then even the gram-positive cells present in the culture will lose their dye and become decolorized. Then they appear red after counterstaining with safranin.
If a gram-positive culture is older than 24 hours they can appear red because after 24 hours because the peptidoglycan starts degenerating and fails to persist crystal violet it their walls.
Iodine makes complex with crystal violet which is retained by peptidoglycan present in gram-positive cell wall. So when we forgot to add iodine crystal violet will not be retained and cells will appear pink.
Thus, the correct answer is E. Answer choices a, b, and c.
Answer:
Height of the other plant is 
cm
Explanation:
- Given -
Mean of the sample set of plants 
cm
Mean of a given set of data is equal to the sum of integral values of each data divided by the number of such data points
Where M signifies the Mean values
X signifies the sum of all unit data with in a sample
and n signifies total number of data units with in a sample
On substituting the given values in above equation, we get -
Hence, height of the other plant is cm
Answer:
i think all of the above rught or weong tell ok
