BSC 108

BSC 108 Exam 1 Practice Quizzes Which is NOT a characteristic of all living organisms? a. growth and development b. composed of multiple cells c. complex yet organized

BSSC 108 Questions and Answers DNA is composed of ____ subunits. ** Answ** Nucleotide DNA has a ____ backbone covalently bonded to _____-containing bases ** Answ** Sugar-phosphate Nitrogen

BSC 108 Exam 1 Practice Quizzes | 100% Correct | Verified | 2024 Version Which is NOT a characteristic of all living organisms? a. growth and development b. composed of multiple cells c. complex yet organized d. uses energy - B. (Because some living organisms are single celled.) place the following levels of biological organization in order from smallest to largest: atom, biosphere, cell, ecosystem, molecule, organ, organism, population, tissue. Which is the smallest level capable of de...

BSC 108 Exam 1 – ALABAMA | 100% Correct | Verified | 2024 Version Domain Eukarya contains animals, plants, protists, and fungi. - True The process of keeping internal conditions constant is known as - Homeostasis The levels of biological organization, in order from least complex to most complex, are: biosphere, ecosystems, communities, populations, organisms, organ systems, organs, tissues, cells, atoms, molecules. - False A new species has been discovered. Individuals of this species a...

BSC 108 Exam 1 | 100% Correct | Verified | 2024 Version What is biology? - The study of life What are the 3 domains? - Eukarya, Bacteria, Archae What are the 4 kingdoms in eukarya? - Kingdom Amimalia, Kingdom Plantae, Kingdom Fungi, Kingdom Protista What are the 7 properties of life? - they have order, they regulate themselves, they grow and develop, they use energy, they respond to the environment, they reproduce, population evolve What defines living? - It has cells What are the commo...

BSC 108 Exam 3 Study Guide | 100% Correct | Verified | 2024 Version DNA is composed of ____ subunits. - Nucleotide DNA has a ____ backbone covalently bonded to _____-containing bases - Sugar-phosphate Nitrogen A DNA molecule contains how many strands of DNA? These strands form what? This means that they are _____. - 2 A double helix Complementary What are the nitrogen-containing bases? - Adenine Guanine Thymine Cytosine The nitrogen-containing bases of the two strands are held...

BSC 108 Exam 3 | 100% Correct | Verified | 2024 Version Describe the process of transcription. What are the starting molecules and the end products? - Transcription is the manufacture of a strand of RNA complementary to a strand of DNA. In initiation, RNA polymerase binds to a promoter region on the DNA strand. RNA synthesis occurs during the elongation phase as RNA nucleotides are added to the growing RNA polynucleotide. When the RNA polymerase reaches the terminator region of the gene, e...

BSC 108 Exam 3 | 100% Correct | Verified | 2024 Version The structure of a strand of DNA. - it is a double helix, like a twisted ladder. the ladder rings are nucleotide subunits and they have a covalent bond to the sugar phosphate backbone (made of deoxyribose and a phosphate group) What are the nucleotide subunits? - adenine, guanine, cytosine, and thymine How are the subunits held together? - through a hydrogen bond What are the nucleotide subunits compliments? - Adenine and thymine cy...

BSC 108 Exam 4 | 100% Correct | Verified | 2024 Version What is microevolution? - The change in allele frequencies that occurs over time within a population. What is macroevolution? - Major evolutionary changes over time, the origin of new types of organisms from previously existing, but different, ancestral types. What is a species? - A group of populations whose members possess similar anatomical characteristics and have the ability to interbreed. What is allopatric speciation? - The fo...

BSC 108 Final Exam | 100% Correct | Verified | 2024 Version doing all of the above ----introduced species can have important effects on biological communities by ________________________: preying upon native species competing with native species for resources reducing biodiversity doing all of the above favorable traits accumulate over time ----which can be inferred from natural selection? hybrid sterility tests ----all of the following are things used to determine relationships among ...