ATI TEAS 6 - Science (Human Anatomy and Physiology) exam 2023 with complete answers

Hierarchy of Structures correct answersLowest Hierarchy level is at *Organelles within a cell*. They obtain energy from food and reproduction. -Cells with the same function are collected into larger groups called *Tissues*. -Tissues are collected into *Organs*, carry out single task, like oxygenated blood (lungs), or filter out waste (kidneys). -Organs work together in systems that perform coordinated large-scale functions, like *nourishing the body* (digestive) or *protecting the body from attacks* (immune). Cell Parts correct answers*-Organelles:* Cell parts that function within a cell. They coordinate with other organelles to performs a cell's basic function, like energy processing and waste excretion. ~Examples: *Ribosomes, Golgi Apparatus, Mitochondria, The Nucleus.* The Nucleus correct answers*-Nucleus:* Small structure that contains *Chromosomes* and *Regulates the DNA of a cell*. Defining structure of eukaryotic cells. It is responsible for *the passing on of genetic traits between generations.* -Contains: nuclear envelope, nucleoplasm, a nucleolus, nuclear pores, chromatin, and ribosomes. Chromosomes correct answersHighly condensed, threadlike rods of DNA. *DNA* is genetic material that stores information about the plant or animal. Chromatin correct answersConsists of the *DNA* and *Proteins* that make up chromosomes. Nucleolus correct answersStructure contained *within* the nucleus, consists of *proteins.* Small, Round, and does *not* have a membrane. Involved in *protein synthesis, and synthesizes and stores RNA.* Nuclear Envelope correct answers*Encloses* the nucleus. Consists of *inner and outer membranes made of lipids.*