BIO 141 Study guides, Class notes & Summaries

All cells must have... - Answer--Nucleic acids that store and transmit info -Proteins that perform most of the cells functions -Carbs that provide chemical energy, carbon, support, identity -A plasma membrane which serves as a selectively permeable membrane barrier. Pro: Chromosome - Answer-Singular, circular chromosome that consists of large DNA molecules with a small number of proteins Pro: Nucleoid - Answer-location and structural organization of circular chromosome. Pro: Plasmids - An...

organism - Answer-living entity made up of 1 or more cells what are the 5 fundamental characteristics of an organism; briefly describe each - Answer-1. energy: to stay alive and reproduce; usually acquired 2. cells: membrane bound units, make up organisms 3. information: hereditary or genetic information encoded in genes 4. replication: every organisms goal is to reproduce and replicate itself 5. evolution: organisms are products and continue to evolution theory - Answer-explanation for e...

autonomic nervous system - the part of the peripheral nervous system that controls the glands and the muscles of the internal organs (such as the heart). Its sympathetic division arouses; its parasympathetic division calms. visceral reflex arc - receptors, afferent neurons, interneurons, efferent neurons, effectors afferent neurons - Nerve cells that carry impulses towards the central nervous system efferent neurons - neurons that take information from the brain to the rest of the body Whi...

What are the four most common elements? - Answer-Hydrogen, oxygen, carbon, nitrogen What is the difference between and atom and a molecule? - Answer-An atom is composed of subatomic particles and the smallest unit of an element A molecule is 2 or more atoms combing to form a distinctive particle What does it mean that water is polar? - Answer-There is an uneven distribution of electrical density Partial (-) charge near oxygen atom and (+) charge near hydrogen atom What are the bonds that a...

Bio 141 worksheet 5 (30 OUT OF 30) Questions and Answers (Already GRADED A).

QUESTIONS AND ANSWERS

QUESTIONS AND ANSWERS

Bio 141 worksheet 5 (30 OUT OF 30) Questions and Answers (Already GRADED A)

Final Bio 141 TNCC 2023 The cavity of the body immediately inferior to the diaphragm is the __?__ cavity - CORRECT ANSWER-Abdomial Which of the following structures is found in the nucleus? cytosol / cristae / cisternae / chromosome / flattened membrane sacs - CORRECT ANSWER-Chromosomes Which of the following molecules contains the anticodon> rRNA / mRNA / tRNA / DNA - CORRECT ANSWER-tRNA Reticular tissue is found in - CORRECT ANSWER-Lymphatic Tissue What type of epithelial tissue is...