The human body organ known as the pancreas secretes the hormones insulin and glucagon. These hormones regulate the level of glucose in the bloodstream. If the level of glucose is too low, the pancreas secretes glucagon which causes the glucose level
to increase; if the glucose level is too high, the hormone insulin will lower the glucose level.
What name is given to this type of regulatory system?
A)
endocytosis
B)
homeostasis
meiosis
D)
symbiosis

cardiovascular system

mark as brainliest

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.