Endocrine cells endocrine cells are modified connective-tissue cells. contain few vesicles. are a type of nerve cell. release their secretions onto an epithelial surface. release their secretions directly into body fluids such as blood.

How many cells are our body made of ? ♡

How does this experiment explain why it is often milder in areas such as coastal maryland while areas such as kansas or iowa have more extremes in temperature

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.