Answer:
Does not take up the stain.
Explanation:
Negative staining refers to the process wherein the unstained specimen is visualized under the darkly stained background.
One of the examples is capsule staining wherein the capsulated cells are stained with India ink or nigrosin dyes. The particles of these dyes stain the background blue-black but cannot enter the capsule.
Hence, the light-colored capsulated cells are visualized in the midst of the blue-black background.
Answer:
Because Lumbricina ( Earthworm ) Is a living, breathing, animal
Explanation:
Ryan was born genetically male but has external genitals that are completely female. He would be referred to as female pseudohermaphrodite. It’s a term used when a male is born with an ovary or there are external genitals which looks like an intermediate of a female reproductive organ. The opposite of which is a male pseudohermaphrodite. Pseudohermaphroditism in general is usually linked to Androgen insensitivity syndrome or 5-alpha-reductase deficiency.
Your heart muscle needs its own supply of blood because, like the rest of your body, it needs oxygen and other nutrients to stay healthy. For this reason, your heart pumps oxygen-rich blood to its own muscle through your coronary arteries.