Bio 140 - Study guides, Class notes & Summaries

Bio 1406 List the 12 levels of the Biological Hierarchy as discussed in class. - correct answer Atom Molecule Organelle Cell Tissue Organ Organ System Organism Population Community Ecosystem Biosphere What is the smallest chemical unit that retains all the properties of its element? - correct answer Atom A ___ is an organized collection of specific atoms - correct answer Molecule A ___ is a membrane-bound collection of molecules that perform a specific function - correct a...

JMU Bio 140 Lab Checkpoint Quiz 5-12 Questions and Answers (2023/2024) (Verified Answers)

Bio 1406List the 12 levels of the Biological Hierarchy as discussed in class. - correct answer Atom Molecule Organelle Cell Tissue Organ Organ System Organism Population Community Ecosystem Biosphere What is the smallest chemical unit that retains all the properties of its element? - correct answer Atom A ___ is an organized collection of specific atoms - correct answer Molecule A ___ is a membrane-bound collection of molecules that perform a specific function - correct ans...

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

BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONS

metric scale for length (m): nm, um, mm, cm, dm, m, Dm, Hm, Km *opposite when converting* metric scale for volume (L): nL, uL, mL, cL, dL, L, DL, HL, KL *opposite when converting* metric scale for mass (g): ng, ug, mg, cg, dg, g, Dg, Hg, Kg *opposite when converting* standard metric scale K, H, D, gram liter meter, d, c, m, _____, _____, u, _____, _____, n *normal when converting* what is used to measure length ruler measure beyond graduated measurements ex: 9.6 = 9.59

BIO 1404: Exam 1 Questions with Solutions 100% Solved

Mitosis division of a cell nucleus in which the chromosomes number stays the same Mitosis purpose increase cell number during growth, development and repair Cytokinesis division of cytoplasm sister chromatids duplicates of an original chromosome centromere region whats holding chromatids together spindle football shaped structure composed of microtubules. involved in moving chromosomes during cell division centrioles form the poles in animal cellsasters made of short microtubules that rad...

Cnidocyte - ANSWER A specialized cell unique to the phylum Cnidarian; contains a capsule-like organelle housing a coiled thread (nematocyte) that, when discharged explodes outward and functions in prey capture or defense Ectoderm (Cnidarians) - ANSWER The outer most layer of the three primary germ layers in animal embryos; gives rise to the epidermis and in some phyla, the nervous system, inner ear and lens