Biology 1404 exam - Study guides, Class notes & Summaries

This document offers a concise summary of the first three chapters of "Biology 2e," a comprehensive textbook written by Mary Ann Clark, Jung Choi, and Matthew Douglas. It covers essential concepts in biology, including macromolecules, water, cells, and cell communication, while also delving into the details of prokaryotic and eukaryotic cells, cell division, cell specialization, and signaling pathways. In addition, the summary examines the complex topic of cancer, from its causes to treatment ...

If xenon has an atomic number of 54 and a mass number of 108, how many neutrons does it have? - -54 -Atoms that vary in the number of neutrons found in their nuclei are called - -isotopes -Potassium has an atomic number of 19. What is its electron configuration - -shells 1, 2 and 3 are full and shell 4 has one electron -Which type of bond represents a weak chemical bond - -hydrogen bond -Which of the following statements is not true - -Water is the most abundant molecule in the Earth...

SI BIO 1404 (breakdown Key) Exam Test II Latest Solutions TEXAS UNIVERSITY.

Allelopathy - -The idea that plants can chemically influence each other -Thomas Chamberlin - -Danger of love, makes it easy to ignore competing facts if too attached to one idea -Frits Wents & James Bonner - -Cal tech scientists came up with allelopathy -Cornelius Muller - -Agreed with allelopathy. Hid results that disagreed with allelopathy, never published data on rabits -Bruce Bartholomew - -Sets up a paper about cows causing zones of no growth and believed allelopathy wasn't tru...

main goal of this chapter - --Explain the "central dogma" of DNA-protein synthesis -Describe the genetic code and how the nucleotide sequence prescribes the amino acid and the protein sequence -The cellular process of _____ generates messenger RNA (mRNA) - -transcription -messenger RNA (mRNA) - -A type of RNA, synthesized from DNA and attached to ribosomes in the cytoplasm; it specifies the primary structure of a protein. -a mobile molecular copy of one or more genes with an alphabet o...

entire organism - -In unicellular organisms, division of one cell reproduces the __________. -Cell division - -_________ enables multicellular eukaryotes to develop from a single cell and, once fully grown, to renew, repair, or replace cells as needed. -Mitosis - -When does tissue repair occur? -Mitosis - -When does embryonic happen? -Mitosis - -When does development occur? -Mitosis - -When does tissue turnover (renewal) occur? -Meiosis - -When does reproduction occur? -Germ...

what's the central dogma of genes&proteins? what's an exception to this rule? - -DNA (transcription) - RNA (translation) - protein. reverse transcription. -in ___, the ___ sequence turned to ___ sequence *(_-_) - -transcription - DNA - RNA - T-U -in ___, the "___ ___" stru happens where the ___ is ___ start of ___. it runs in ___ ___, small __ ___. - -translation - Christmas tree - tip - RNA's - transcription - one direction - to big -the ___ starts ___. it is a ___ ___ & is __ bp ...

the white allele is recessive - -white flowering plants were not observed in the F1 generation following a cross of true breeding purple and white flowering plants in Mendels monohybrid cross experiment because -dipliod - -human somatic cells are -16 - -given 4 different charateristics assuming independent assortment how many different types of gamestes are possible -on the same chromosome - -if two genes are linked they are -dividing white blood cells - -which cell would be best to ...

Which of the following can regulate protein expression in a cell? A. mRNA degredation B. Protein degredation C. RNA processing - -All of the above -Alternative RNA splicing allows for: - -Different mRNA molecules are produced from the same primary transcript -An operon may consist of which of the following: A. Promoter B. Genes C. Regulatory gene - -A & B: A promotor and genes -What is a protein produced by a regulatory gene? - -A repressor -For a repressible operon to be trans...