Bio 101 test - Study guides, Class notes & Summaries

Nutrient molecules are used to build cellular structures or for energy. This best represents which characteristic of life? correct answer: Living things acquire materials and energy from the environment Organs are composed of tissues, which are composed of cells. This is an example of which characteristic of life? correct answer: Living things have levels of hierarchical organization The smallest unit that has all of the characteristics of life is the correct answer: cell The bluepri...

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Bio 101 NVCC Exam 1 TEST WITH VERIFIED ANSWERS Matter - ANSWER organisms are composed of matter Element - ANSWER - A substance that cannot be broken down to other substances by chemical reactions - Oxygen, carbon, and hydrogen make up 96.3% of the body - An element's properties depend on the structure of its atoms Compound - ANSWER A substance consisting of two or more elements in a fixed ratio Trace elements - ANSWER required by an organism in only minute quantities Atoms - ANSW...

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Bio 101 Practice Test Questions and Answers asexual reproduction - Answer-the creation of genetically identical offspring by a single parent, without the participation of sperm and egg. sexual reproduction - Answer-the creation of genetically unique offspring by the fusion of two haploid sex cells (gametes), forming a diploid cell. what functions does cellular reproduction play in your body - Answer-cellular reproduction, cell division, continues to function in renewal and repair, repla...

BIO 101 Test #1 - Saylor (LFCC) With Questions And 100% ALL SURE ANSWERS

Bio 101 Module 3 test (Questions and Answers A+ Graded 100% Verified) A diploid cell has ____ the number of chromosomes as haploid cells ANS: twice the first level of DNA organization in a eukaryotic cell is maintained by which molecule? ANS: chromatin identical copies of chromatin held together by cohesin at the centromere are called _____? ANS: sister chromatids Chromosomes are duplicated during what stage of the cell cycle? ANS: S phase which of the following events doe...

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