The dermis is continually replaced.

Q: Define thoracolumbar division

A: The sympathetic nervous system is a component of the autonomic nervous system that is responsible fo...

Q: When someone reads a scientific paper to learn about a new drug, that person should NOT: a. Determin...

A: Drug  Drug is any material that is use to treat a disease or lower down the effect of a disease or a...

Q: The Effect of Water pH on Tadpole Survival NUMBER OF pH OF WATER SURVIVING TADPOLES 8.0 45 7.5 69 7....

A: (1) what is the dependent variable - Number of surviving tadpoles (as it is dependent on the pH of w...

Q: The green line is the isocline for species 1. The black line is the isocline for species 2. Populati...

A: The density of population fluctuates due to the following reasons; Natality (B): it refers to the nu...

Q: Give the importance of the a) water cycle b) nitrogen cycle

A: Ecological cycles are the self-regulating mechanisms that recycle the earth's limited resources — wa...

Q: Differentiate genetic variation from environmental variation. Are they necessarily mutually exclusiv...

A: Answer   

Q: Structures in order as it relates to the pathway of blood flow through the heart/body after is leave...

A: The oxygenated blood from the lungs are sent to the heart via Pulmonary Vein which drains the whole ...

Q: Imagine that a couple is planning to have children. The male is heterozygous for Huntington’s diseas...

A: Introduction Heterozygous means that you have inherited various versions of a gene from each parent....

Q: In rats, black fur color is dominant to white fur color, and pointy ears are dominant to round ears....

A: Introduction The relationship between two gene variants is referred to as dominant. Each parent give...

Q: Question 10. What are the means for the number of nucleotides that changed along the left and the ri...

A: In the new prediction, we observe that the left and right lineages have almost the same mean number ...

Q: 1. IDENTIFY THE EPITHELIUM. 2. IDENTIFY THE SPECIAL STRUCTURE PRESENT. 3. IDENTIFY THE POINTED STRUC...

A: Epithelial tissue  Epithelial tissue form covering of the external and internal organs of the body.

Q: Compare linear-quadratic and multy-target models of cell survival. What are common stuff and differe...

A: Introduction A cell survival curve is a plot of the number of cells that survive to make colonies as...

Q: 3. If membrane potentials are clamped at the given voltages, indicate which direction the lodine wil...

A: Ans. 3) Clamped cell voltage is the experimental method in which the cell membrane potential is held...

Q: o What is a pure culture? o Describe the procedure for making a streak plate from a clinical specime...

A: Introduction A growth media, also known as a culture medium, is a solid, liquid, or semi-solid mediu...

Q: Define Chronic Bronchitis: ( 1pt) What makes a condition chronic? (1pt) COPD is the abbreviation for...

A: chronic bronchitis :-- it is a lung condition that develops over time in which the bronchi which is ...

Q: How is RNA interference (RNAI) used as a form of gene therapy? O Small pieces of RNAI are used to si...

A: There are few points about RNA interference: It is an evolutionary conserved mechanism of gene regu...

Q: Cite the 3 major types of biomes

A: Introduction A biome is a huge naturally occurring community of plant and fauna that can be found an...

Q: Based on the pedigree, drag a claim about the inheritance pattern of sickle cell anemia into the app...

A: Sickle cell anemia : in this disease the RBCs become sickle shaped, due to which the WBCs attack on ...

Q: What is the best specimen for a urine collection? ** specimen underlined in original practice exerci...

A: Urine is collected for many works like urine test, pregnancy test; for checking urine infection (UTI...

Q: What are some unknown and can be an interesting examples of trasgenic organisms present whose genes ...

A: Transgenic organisms- transgenic organisms are the organisms whose genes are genetically modified by...

Q: Question 11. Why would a slowly evolving gene have limited utility in dating recent divergences? Que...

A: Answer 1: A slowly evolving gene have limited utility in dating recent divergence because they won't...

Q: Compare Class Maxillopoda and Class Branchiopoda

A: Arthropoda It is a much heterogeneous group including a variety of animals with divergent views conc...

Q: Explain how genetic engineering approaches can offer advantages over traditional plant breeding appr...

A: Both genetic engineering and traditional plant breeding aim to generate crops with superior qualitie...

Q: Using a diagram, outline the processes of the best DNA technology tools/techniques involved in the d...

A: A novel tool for the detection of BCR/ABL fusion gene in chronic myelogenous leukemia (CML) was deve...

Q: Question 11. What is the definition of “essential nutrients”? A. nutrients that are essential for m...

A: Essential nutrients are one that cannot be synthesized by the body and therefore must be supplied fr...

Q: Which plant showed growth ? Why

A: Introduction  Plant Hormones are also known as Phytohormones. Phytohormones are the signaling molecu...

Q: Watson and Crick used scientific reasoning, their knowledge of biochemistry, and the research of oth...

A: Many people believe that DNA was discovered in the 1950s by James Watson, an American biologist, and...

Q: What's the difference between natural and artificial flavors?

A: Introduction  A food flavoring or flavoring, often known as flavoring or flavouring, or fragrance, i...

Q: Organic monomers joined to form organic polymers is the stage number evolutionary biologists. of the...

A: Origin of life: Stanley L. Muller and Harold C. Urey first conducted the experiment to show origin o...

Q: Describe concurrent exchange in your own words.

A: As human use lungs to breathe, fishes breathe through their gills. Their gills have small structures...

Q: In general, the greatest vulnerability to teratogens occurs during: Group of answer choices the last...

A: Teratology It is the study of abnormal development in embryos and the causes of congenital malformat...

Q: In a cross between mice the genotypes AB/ab  ab/ab, what is the recombination frequency if the prog...

A: Linkage is phenomenon which evaluates how two genes are located in a class se proximity to each othe...

Q: 1999 Question #2 Communication occurs among the cells in a multicellular organism. Choose three of t...

A: Introduction A cell's ability to receive, process, and transmit messages with its surroundings and w...

Q: Explain how do humans receive odors and scents,experience flavors, and experience pain and tickling ...

A: The feelings of smell and taste are related in fact, the two of them utilize similar sorts of recept...

Q: Which of the definitions below most accurately describes a chromosome? Group of answer choices 1. P...

A: chromosome  Answer -  2. All of the DNA found in a cell

Q: a. Cellulose Tape Perianal Swab NOTE: This procedure should be done first thing in the morning befor...

A: Purpose: For the collection and examination of pinworm, Enterobius vermicularis. Principle: The clea...

Q: The spontaneous loss of amino groups from adenine in DNA results in hypoxanthine, an uncommon base, ...

A: Nucleases are enzymes that degrade DNA molecules by breaking the phosphodiester bonds that link one ...

Q: a.Which of the following are unique characteristics of Reovirus replication compared to the replicat...

A: Reovirus is a nonenveloped double-stranded RNA virus. It is named as respiratory enteric orphan viru...

Q: For each of the following genotypes, explain how mutation (identified by a (-) will affect the organ...

A: The operon is the prokaryotic gene regulatory system that regulates the expression of polycistronic ...

Q: [ Select] are to water transport, as [ Select ] are to nutrient [ Select 1

A: Xylem is for water transport. Xylem is the tissue that is involved in transport of water and dissolv...

Q: 12. Interpret the following table, where s is the selection coefficient for heterozygote advantage i...

A: Answer: In population genetics, a selection coefficient, usually denoted by the letter s, is a measu...

Q: What are some new, simple, and unique transgenic organism in today’s time that can be useful

A: In animals, kingdom different phylum is present like Chordata, Hemichordata, Echinodermata, Mollusca...

Q: Match the concept in column A to the concept in column B. Write the letter of the correct answer on ...

A: Introduction "A cell is the smallest, most fundamental unit of life, responsible for all of life's o...

Q: Directions: Identify the words that best describe the following pictures. Make a short discussion ab...

A: Genetic engineering is a novel technique with the help of which the genetic makeup of an organism is...

Q: It all about flowering plants-use for asexual and sexual reproduction example Please help it is due ...

A: Sexual maturity is the age in which the reproductive organs mature and mating occurs. In context of ...

Q: Who's is the father of cell biology? And give a little history about him

A: Cell is present in all organism and is a chief elemental unit of the body which is site for various ...

Q: The hypothesis is that since the basal metabolic rate of birds and mammals differ from one another b...

A: It refers to the total energy spent by the body of an organism in 12 hours duration, in a controlled...

Q: 4. The symptoms of many viruses come and go within 24 h. Use viral replication information t explain...

A: Viruses: A virus is a made up of protein and nucleic acid. It is submicroscopic infectious agent tha...

Q: Suggest some making decisions and designing genetically modified organisms.

A: Genetically modified organisms(GMO)are organisms that their DNA altered using genetic engineering te...

Q: B Which of the bacterial colonies shown (A or B) was nonlethal when injected in mice? A В

A: Introduction A bacterial colony is a collection of bacteria that all came from the same mother cell....

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.