Answer:
Mitochondria is known as the powerhouse of the cell as it provides energy to the cell for performing different functions.
If a toxin causes pore in the inner membrane of the mitochondria and increases the permeability of the mitochondrial membranes. The permeability of mitochondrial membranes leads to mitochondrial swelling and causes cell death through necrosis and apoptosis.
Answer:
TRUE
Explanation:The all-or-none law is a principle that states that the strength of a response of a nerve cell or muscle fiber is not dependent upon the strength of the stimulus. ... Essentially, there will either be a full response or there will be no response at all for an individual neuron or muscle fiber.
Answer:
Tabby stripes originate from the domestic cat's direct ancestor, the Near Eastern wildcat. When everything goes as planned, cells with DKK4 eventually become the dark markings that make tabby cats tabbies. But mutations often occur, resulting in other coat colors and patterns, such as white spots or thinner stripes.