Bio 250: Questions with 100% Correct Answers Bundled Package

A pure culture A) is sterile. B) is a population of identical cells. C) is made of a precisely defined chemical medium. D) contains one microbial cell. Correct Answer B Microbial cells first evolved on Earth approximately ________ _______ years ago. A) 1.6 to 1.8 million B) 7.0 to 7.2 m...

The study of the functions of the body is called: A). Cytology B). Histology C). Embryology D). Physiology E). Anatomy Correct Answer D). Physiology The study of the structure of tissues is called: A). Gross anatomy B). Cytology C). Histology D). Organology E). Microbiology Correct...

Microbiology is the study of: Correct Answer microorganisms Microscopic, single-cell, cluster, chains carry out life processes independently as ______________ cells. Correct Answer single Viruses are non-__________________ Correct Answer cellular True or false: Viruses can be RNA or DNA. Co...

Robert Hooke Correct Answer developed the first microscope, used to look at plant cells, first to use the term cells-- looked like what monks lived in Anton Van Leeuwenhoek Correct Answer father of microbiology First to look at living material-- scraped his teeth and saw that sick people had dif...

The fundamental units of heredity are known as _____ and multiple versions of them are known as _____ . Correct Answer genes; alleles Which of the following best describes a typical prokaryote chromosome? Correct Answer circular, composed of DNA Genes with different information at the same loc...

Binary Fission Correct Answer Cell division in bacteria in which one cell divides into two cells Why do bacterial cells not undergo mitosis and meiosis? Correct Answer 1) Prokaryotic cells do not possess the machinery to produce spindle fibers and therefore cannot move chromosomes around in the c...

Immunochemistry Correct Answer -used to find antigens, proteins, and cancer in specific tissues via antibodies Induced pluripotent stem-cell programming Correct Answer -tweaks adult cells into stem cells to force them to express genes, to have properties of embryonic stem cells, to model disease ...