Which of the following places the steps of the gram stain in the correct order? 1-alcohol-acetone 2-crystal violet 3-safranin 4-iodine

Gram staining is arranged in the following order;

1) Crystal violet

2) iodine

3) Alcohol-acetone

4) safranin

Explanation:

Applying primary stain to a heat fixed smear of a bacterial culture

Then you add iodine which binds the crystal violet and traps it in the cell. After you decolourise with ethanol finally counter shade with safranin

spiders belong to a group of arachnids.

arachnids have the following traits :

they have two body parts.

they have eight legs unlike insects which have 6 legs.

they have no wings.

these traits distinguish them from insects.

the information that antonio is doubting us the statement that spiders differences are as a result of being first to evolve.

this is because the evolution of one species is independent of the other species.