Answer:
there are 196.9 million mi²
In the acid-fast or Ziehl-Neelsen stain, following the referred washing, the slide should be covered in 1%-3% acid alcohol to decolourise until the smear turns into light pink. After that, wash well with clean water to stop the decolourisation.
<span>It is believed that the coelacanths and lungfish (lobed fin fishes) represent a crucial link between other fishes and tetrapods. The major feature to support the hypothesis is : </span>Their fins have skeletal and muscular structures similar to amphibian limbs.
Answer:
We are made of animal cells.
Explanation:
Answer:
Yes both are different. In directional selection one of the extreme traits is favored, whereas in disruptive selection both the extreme traits are favored.
Explanation:
Directional: If selection acts to eliminate one extreme form and supports the other extreme then the peak shifts in the direction which is selected by the nature.
Disruptive: If the selection does not favor the mean character value, rather favors both the peripheral character values then this kind of selection is called disruptive selection.