Cell polarity Samenvattingen, Aantekeningen en Examens

IB Biology Paper 1 Questions And Answers Already Passed Prokaryote or Eukaryote in paramecium? Compartments in the cell indicates that it's a eukaryote Property of water which makes it suitable for living? Thermal Watson and Crick discovery about DNA DNA is double helix What occurs in meiosis but not in mitosis? Homologous chromosomes pair up Variation within a population Fertilization and mutation properties of stem cells they can differentiate phospholipid bilayer the...

A&P Straighterline Final Exam Questions And Answers All Verified An isotonic contraction is described as Select one: a. action potential frequency is high enough that no relaxation of muscle fibers occurs. b. a muscle produces constant tension during contraction. c. a muscle produces an increasing tension during contraction. d. a muscle produces increasing tension as it shortens. e. a muscle produces tension, but the length of the muscle is increasing - ANS b. a muscle produces co...

Biochemistry and Metabolism Exam 1 Questions with Complete Solutions. What are proteins made from? -Answer- amino acids What are some functions of proteins? (5) -Answer- structural, enzymatic, transport, defense, contractile Which isomer of carbohydrates is used in animals? -Answer- D What are DNA and RNA made of? -Answer- nucleic acids All lipids are formed from... -Answer- acetyl Co-A Complex lipids -Answer- phospholipids and glycolipids Simple lipids -Answer- triglycerides functions ...

CBE 555"Which of the following statements are correct? Explain your answers. A. A DNA strand has a polarity because its two ends contain different bases. B. G-C base pairs are more stable than A-T base pairs." - correct answer "A. False. The polarity of a DNA strand usually refers to the orientation of its sugar-phosphate backbone: one end contains a phosphate group, the other end contains a hydroxyl group. B. True. G-C: 3 H-bonds vs A-T: only 2 H-bonds " "Histone proteins are among t...

In the hierarchic system of classification, which of the following is the least inclusive? Species After observing an event, you develop an explanation. This statement is referred to as which of the following? Hypothesis A molecule of water is bonded with another molecule of water by what type of bond? Hydrogen Which of the following is a benefit of the intermolecular hydrogn bonding of water? Water has a relatively high specific heat value Water has strong cohesive and adh...

during the process of tissue repair, which of the following processes produces scar tissue? fibrosis embryonic ectoderm develops in which two major tissue types? epithelial tissue and nervous tissue What type of tissue forms in tendons? dense regular connective tissue the basement membrane is located between which two tissue types? epithelial and connective tissue which of the following types of epithelial tissue lines the interior of blood vessels? simple squamo...

Esthetics Theory Exam Questions and Answers Graded A+ The FDA regulates cosmetics only in the areas of safety, labeling & claims made for products what is the chief motor nerve of the face 7th Describe disinfection 2nd level of decontamination kills most micoorganisms Fatty materials used to lubricate & moisturize the skin emollients what is located in the papillary layer of the Dermis Touch receptors, blood vessels, capillaries Surfactants that cause oil and water to mix ...

IB Biology Chapter 2 Latest 2024 Graded A+ Vitalism Idea that living organisms are fundamentally different from non living things Most frequently occurring elements Oxygen 65% Carbon 19% Hydrogen 10% Nitrogen 3% Other elements Calcium 1.5% Phosphorus 1% Iron 0.7% Sulfur 0.25% Sodium 0.15% Molecular biology Science that aims to explain living processes in terms of chemical substances Synthesis of urea Discovered in human urine in the 18th century Organic compound synt...

The FDA regulates cosmetics only in the areas of - Answer- safety, labeling & claims made for products what is the chief motor nerve of the face - Answer- 7th Describe disinfection - Answer- 2nd level of decontamination kills most micoorganisms Fatty materials used to lubricate & moisturize the skin - Answer- emollients what is located in the papillary layer of the Dermis - Answer- Touch receptors, blood vessels, capillaries Surfactants that cause oil and water to mix to form an e...

Biochemistry and Metabolism Exam 1 Questions with Complete Solutions. What are proteins made from? -Answer- amino acids What are some functions of proteins? (5) -Answer- structural, enzymatic, transport, defense, contractile Which isomer of carbohydrates is used in animals? -Answer- D What are DNA and RNA made of? -Answer- nucleic acids All lipids are formed from... -Answer- acetyl Co-A Complex lipids -Answer- phospholipids and glycolipids Simple lipids -Answer- triglycerides functions ...