Answer:
it is a neurotoxic protein
Explanation:
It effects how the brain carries out daily essential life functions and hinders the medulla oblongata after long enough exposure. Also causes partial paralysis
Answer: A. Multicellular life
Explanation: Multicellular organisms are compund by many cells and different type of cells. In such organisms, cells must work together for the survival of the organism. That cooperative work includes regulation of cell division and cell death, division of tasks and cell fates, for example, cells for the immune response, those for metabolism in the liver or neurons for neurotransmision, and nutrient transport.
You can see the location of the appendages on the segments more clearly on the ventral side of the crayfish.
Explanation:
Since the hemlock and spruce trees are old, they are K-strategists. K-selected species, or K-strategists, are species that produce only a few offspring that live for a long time. r-selected species, or r-strategists, on the other hand are able to produce more offspring which survive for a shorter period of time.