WebHow does the circulatory system work? The left side of the heart pumps blood that contains oxygen around the body through arteries. When blood passes the intestines, it picks up nutrients that ... WebCells in animals and plants are arranged into tissues, organs and organ systems. The skeletal system 2 of 11 Living organisms Learn about the skeleton, a system of bones and joints that...
Human reproduction - Reproduction - KS3 Biology - BBC Bitesize
WebPlant cells, tissues and organs are adapted to their functions. The stem, root and leaves form an organ system that transports substances into, around and out of a plant. WebThe four key components of most animal cells are: Nucleus - this contains the genetic material (DNA) of the organism and controls the cell’s activities. Cytoplasm - the liquid that makes up most of... canrack metal center systems
Body temperature and the thermoregulatory centre - BBC Bitesize
Webchanges in the environment). The coordination centre, such as the brain, spinal cord or pancreas, which receives and processes information from receptors around the body. WebThe skeletal system is made from bones and joints. The femur bone in the thigh is the longest and strongest bone in the body. The smallest bones in the body are called the ossicles in the... WebJan 20, 2024 · The digestive system breaks down food polymers into smaller molecules to provide energy for the body. Digestive juices and enzymes are secreted to break down the carbohydrates, fat, and protein … can rack for shelf