Proteins Structure and Classification Proteins are organic compounds which always contain carbon, hydrogen, oxygen and nitrogen and they often contain sulphur and phosphorus as well. Each molecule of protein is made up of many amino acids linked together by strong peptide bonds into one or more ...
Hurler's disease could quite possibly be considered as one of the most dangerous types of lysosomal diseases because it is not really detectable until 6 and 24 months after birth. Once the disease is recognized though many times it is too late considering that the individual is already mentally ret...
Important Facts the smallest unit of life is the cell instructions for development are contained in DNA collectively, all of the chemical processes in a cell are called metabolism producers often obtain energy from the sun homeostasis refers to the ability to maintain a constant internal environment cells in domains archaea and eubacteria lack nucleii plants are multicellular producers an educated guess might be called a hypothesis science is based on evidence philosophy is not a step in the scientific method an atom is the smallest unit of substance that retains the properties of the subst...
Kingdom Protista What is Kingdom Protista? Kingdom Protista is a part of domain (also called "superkingdom") eukarya, which includes all organism composed of eukaryotic cells. Protista, the most diverse kingdom, includes more than 200,000 species (Corliss, 2001). It consists of eukaryotic microogranisms and their immediate descendants; some organisms in this kingdom may be more closely related to eukaryotes in other kingdoms (Plantae, Fungi, Animalia) than they are to one another (Tree of Life 1998). Recently is has been referred to as "protoctista" rather than "protista" because the term...
biology Living things make up the world as we know it. Living things are involved in our life constantly, seeing that we are alive. There are five characteristics that are common to all living things. Living things are made up of one or more cells. Each cell is made up of living matter and is separated by a barrier that encloses the cell from its surroundings. ...