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Q: explain Lederberg and Tatum experiment showing conjugation

A: Bacteria are the tiny microbes that inhabit almost every place. Conjugation is the transfer of inher...

Q: Mountain lions and jaguars are two different species of large American cats. How do we know that the...

A:

Q: Explain in detail the process of Sanger sequencing. Include a diagram

A: Sequencing of genetic material involves visualizing the number and arrangement of base pairs. It is ...

Q: Name 6 drugs or supplements that contains volatile oil

A: The oil that have some odor  extracted from plant and animal sources when exposed to ordinary temper...

Q: Analyze the role of metabolic processes in the functioning of and interactions between biotic and ab...

A: All living species in an ecosystem are referred to as biotic factors. In an ecosystem, both biotic a...

Q: What is the effect of human activity to the diversity of microbes in theindoor environment?

A: In ecology, microbial diversity is defined as the variety of different types of microorganisms (unic...

Q: Endospores (a) are formed by some viruses (b) are extremely durable cells (c) are comparable to the ...

A: Bacteria are the most important microorganisms to the food processor. Some bacteria are beneficial a...

Q: Think about the pattern of human dispersal. Given what you know about the founder effect, would you ...

A: Given: Determine pattern of human dispersal.  

Q: Integration of Lambda DNA requires

A: DNA (deoxyribonucleic acid) is a molecule made up of two polynucleotide chains that coil around each...

Q: Proper sequence for mitosis?

A: Mitosis is the cell division where one cell divides into two daughter cells and each cell resembles ...

Q: Sickle-cell anemia Work out amino acid sequences.

A: Sickle cell anemia is genetic disorder which produces abnormal hemoglobin protein, because of which ...

Q: What Are the Key Features of Animals?

A: A multicellular eukaryotic living being which undergoes various biological proceses such as nutritio...

Q: Which statement about energy is not correct?       Energy is the ability to do work.     ...

A: Energy is important for the survival of living things. There are many different forms of energy like...

Q: Method for using PCR to amplify unknown sequences using known sequences by circularizing the templat...

A: The polymerase chain reaction is an amplification process which generates thousands to millions of c...

Q: What is plasma level time curve? explain its significance briefly

A: The plasma level time curve can be defined as the type of graphical representation which shows the t...

Q: Identify several potentially serious medical side effects that have been found to be associated with...

A: Menopausal hormone therapy (MHT), also known as postmenopausal hormone therapy or hormone replacemen...

Q: What role do basal cells play in taste buds?

A: Taste buds are a group of taste receptor cells involved in tasting food. They are located on the ton...

Q: The presence of horns in cattle is controlled by a single gene. The hornless (H) condition is domina...

A: Answer.  Two alternative forms of a gene is known as allele. A allele specify a character. It can be...

Q: What happens to your veins as your arm reaches the height of your heart?  Why do you think this happ...

A: During each heartbeat, blood flows through the arteries, causing a compression. The measurement as t...

Q: How do animals with pseudocoelom digest their food?

A: The pseudocoelom is a fluid-filled body cavity lying inside the external body wall  that bathes the ...

Q: Define Chloroplasts.

A: The term 'Chloroplast' is derived from the Greek language, chloros meaning green and plastes meaning...

Q: i am responsible for detrmining how many bacteria are in a 100ml sample of milk. 1 pour 1 ml of my s...

A: The bacterial divides by the binary fission process. By observing the number of colonies on the agar...

Q: Mentions various toxic factors present in different cakes in animal nutrition

A: Creature nutrition centers around the dietary supplements needs of creatures, principally those in f...

Q: When a fire occurs ,clearing a forest ,and then new plants start to grow there it is called _____ su...

A: When a fire occurs, clearing a forest, and then new plants start to grow there it is called Secondar...

Q: If a father is affected by an X-linked dominant condition and the mother is normal, what is the prob...

A: When the gene responsible for the occurrence of a trait or disorder is present on one of the sex chr...

Q: The sense strand has the information that would be readable on the RNA, and that's called the coding...

A: Gene expression is the process by which a dream is able to express itself and perform its function. ...

Q: What accessory structures and tissues are damaged in a severe burn? Why?

A: A collection or group of cells that consists of only living cells and specialized to carry out a par...

Q: is involved in the synthesis .of phospholipids Smooth Endoplasmic Reticulum Endoplasmic Reticulum Mi...

A: For the synthesis of phospholipids, phosphatidic acid could be used by using two different mechanism...

Q: Explain the importance of grasses and tree leaves in animal nutrition

A: Grass, corn, and wheat straw (hay) are the main components of animal feed. This feed however is not ...

Q: A population of frogs have two subgroups. One group has developed a mating season in April. The othe...

A: When barriers prevent two populations from interbreeding – keeping their gene pools separate – this ...

Q: The oxidation of water requires four electrons, but chlorophyll molecules can transfer only one elec...

A: Photosynthesis is a physiochemical process by which green plants convert the light energy into chemi...

Q: tRNA enzyme. Any given aminoacyl-tRNA synthetase: a. Attaches the amino acid to the 5′-end '5end of ...

A: An anticodon is a RNA triplet complementary to the triplet on mRNA coding for their cargo amino acid...

Q: PLs put these into punnet squares

A: The Punnett square is a square diagram used to predict genotypes in a cross or breeding experiment.

Q: What factors did Redi control for in his open jar of meat? What factors did Andersson control for?

A: In laboratory, under controlled parameters or conditions when any kind of scientific investigation i...

Q: Explain the Forces involved in glomerular filtration?

A: the factors which affect glomerular filtration: Both glomerular capillary hydrostatic pressure and r...

Q: The Y chromosome in humans is found as a pair in males. the only human sex chromosome. present only ...

A: The Y chromosome comprises over 59 million DNA building blocks (base pairs) and accounts for approxi...

Q: What is transcription attenuation?

A: Transcriptional attenuation is a mechanism that causes premature termination of transcription under ...

Q: Joint Diseases: Osteoarthritis Elmo is a 60-year-old man who played soccer throughout his teenage ye...

A: According to bartleby expert guidelines when multiple sub part questions are posted, we are allowed ...

Q: Explain David’s U-tube experiment

A: David's U-tube experiment was done to demonstrate that conjugation occurring between bacteria requir...

Q: Tailed primer can have restriction enzyme sites. True False

A:

Q: Person A is color blind. This has developed person Huntington's disease. The mother of person A has ...

A: Colour blindness is a sex-linked recessive trait. The gene that is responsible for this disease is l...

Q: State the 2 ways to measure ESR and explain one .

A:   The Westergren method and the Wintrobe method are the two main methods for measuring the ESR. Each...

Q: State 4 conditions each where ESR is elevated and decreases.

A: Erythrocytes sedimentation rate  (ESR)- It is the rate of which RBC start to settle down in the bott...

Q: Which of the following is NOT a factor that can cause populations to evolve? * Natural Selection O S...

A: Evolution is the change in the characters of a species over several generations and relies on the pr...

Q: Provide an example of a positive feedback loop and describe the mechanism of action.

A: A positive feed back loop occurs in the nature when there is a need of increased reaction, and posit...

Q: Phase of the cell cycle right before g1   This is for a crossword puzzle and its a 9 letter word.

A: A cell cycle is a process that takes place in a cell as it grows and divides. It is divided into 4 p...

Q: Describe three circumstances that might cause antibodies to develop against self tissues.

A: In the reason for autoimmunity the body begins delivering antibodies against its own cells and tissu...

Q: Define cytoplasmic inclusion

A: A biological cell is a hub of biochemical and metabolic activities. Numerous biochemical reactions o...

Q: True or False: Evolution works on genes, not traits

A:

Q: The action of tetanus exotoxin is on the a. neuromuscular junction b. sensory neurons c. spinal inte...

A: The action of tetanus exotoxin is on the :

Dissection

Dissection is the process of cutting up the tissue of a dead or live animal or plant, to do anatomical studies and surgical treatments. The purpose of dissection is to learn more about the overall structure of organs and organ systems and thereby understand the physiology of the organism.