Biology 101-Exam 1 Questions & Answers 2024 with Complete Solution

Biology 101-Exam 1 Questions & Answers 2024 with Complete Solution Acid - Releases H+ in water Adaptation - better survival and reproduction of individuals with advantageous genetic characteristics (those that match them to their environment) Aerobic - Oxygen dependent Anaerobic - live without oxygen Archaea - one of the three domains of life, encompassing the microscopic, single celled prokaryotes that arose after the bacteria. Biochemically archaea are closer to us that bacteria, even though they look like bacteria Asexual Reproduction - a single parent produces offspring identical to itself Atom - Smallest unit of matter that has all the properties of an element Atomic Number - Number of protons (and therefore, electrons) in the unique atom that makes up a particular element The number and distribution of electrons in an atom govern its chemical and physical properties Autotroph - producer Bacteria - one of the three domains of life, encompassing the microscopic, single celled prokaryotes that were the first organisms to arise. Bacterial Culture - a lab dish that contains bacteria living off a specially formulated food supply Base - Accepts H+ from water Binary Fission - A form of asexual reproduction in which a cell divides to form two genetically identical daughter cells that replace the original parent cell Biodiversity - The variety or organisms on earth or in a particular location, ranging from the genetic variation and behavioral diversity of individual organisms or species through the diversity of ecosystems Biomes - Large regions of earth(may include multiple ecosystems) with similar climate and distinctive communities Biophilia - The instinctive bond between humans and other living systems Biosphere - All organisms on earth plus their environments (all biomes) Cell - The smallest unit of life Cells - Smallest unit of life, consists of plasma membrane enclosing cytoplasm and DNA Chemical Reactions - Rearrange atoms in molecules Chromosome - one DNA molecule