A. Asexual reproduction uses mitosis but not meiosis.
Movement is the main function of muscular tissue. They have the ability to contract and this is what brings about the movement of body parts. They also help to maintain body posture and position.
Diffusion. Diffusion is the movement of substances from an area of high concentration to a low concentration until the molecules are equally concentrated. It is a passive process.
Microorganisms such as bacteria can be removed by disinfection. Certauns substances called biocides are addes to water to make it pure. Purification can also be done by UV-light .
Answer-Excretion, growth,respiration,Nutrition.
Explanation:
Living things are living organism- they contain life in them
Some of the criteria to define living things includes;
1. Reproduction- All living thing reproduce to ensure continuity. Genes i.e( the genetic makeup of an individual) are been transfered from parent to offspring this help presence deisreable traits.
2. Excretion- Waste product from various food consumed and biochemical processes are been released through excretion this could be from the body part such as skin, plant back etc.
3.Nutrition- Nutrition is essential for growth and development. Some living things produce their own food i.e producer such as green plants while other depends on food produced by the producers this are the comsumers and decomposers.
Respiration- All living thing respires. Respiration is a Biochemical process that takes place in the cells. Its involves the exchange of some gases for life support .
Growth- All living things grows. There are phases of growth and development for all living things this begins from when the organism exist.
For every living thing that exist there is always a time when it no longer have life. Some animals dies at some certain age either by accident or deliberate action. Also men dies and all other living creature.