Chức năng của bộ xương ngoài (exoskeleton) ở một số loài động vật là gì?

Every transplant hospital in the United States is a member of the Organ Procurement and. Transplantation Network (OPTN) and must meet specific requirements to ... Breast cancers can start in the lobes and ducts. The breast has fatty and fibrous tissue. Inside are 15 to 20 glands called lobes. Each lobe has many smaller ... Oct 6, 2023 ... Our bodies are made up of millions of tiny cells grouped into tissues and organs. The cells grow and divide to replace old or damaged cells. The skeleton supports and shapes the body and protects delicate internal organs such as the brain, heart and lungs. ... The human skeleton is made up of 206 bones ... Sep 27, 2024 ... It is stored in the teeth and bones, where it can accumulate over time. Human exposure is assessed through the measurement of lead in blood. The gray matter is composed of neurons and their supporting cells and is ... protected organ in the human body. It is protected from the external ... Idioms add color and texture to language by creating images that convey meanings beyond those of the individual words that make them up. Idioms are culturally ... A whole skeletal muscle is considered an organ of the muscular system. Each organ or muscle consists of skeletal muscle tissue, connective tissue, ... Human beings have the remarkable ability to adapt to their environment. The human body makes adjustments for changes in external temperature, acclimates to ... It makes up the enzymes that power many chemical reactions and the ... Because we don't store amino acids, our bodies make them in two different ways ...