If the 2n chromosome number of an organism is 12: (a) what is the probability of having a spermatid with equal number of maternal and paternal chromosomes? (b) of a polar body containing at least two paternal chromosomes.

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Q: Define what it means to be conscious.

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Q: A gene, which we will call gene C, can be epigenetically modified in such a way that its expression ...

A: Introduction: Gene is the structural and functional unit of inheritance or heredity which transfers ...

Q: The following are photomicrographs of T. spathacea leaf cells in 0.01 M NaCl and 0.30 M NaCl solutio...

A:

Q: B D E a. Describe each as n= 2 (1 or 2 "sets" of information is held on how many chromosomes). Also ...

A: NOTE- as we can provide answer of one question at a time, so I'll give answer to part (b) only. For ...

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A: Linkage map or chromosomal map is the linear graphical representation of the sequence and relative d...

Q: E STRS is

A: Short tandem repeats (STRs) are short repeated sequences of DNA (2–6 bp) that account for approximat...

Q: Rat Ventral View Jugular Vein Tricepe Rat Ventral View (Skin Removed) M 2005 U. France

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A: Introduction By cleaving the internal covalent bonds between nucleotides, endonucleases breaks down ...

Q: Discuss the structure of a typical eukaryotic gene and the DNA elements involved in regulating that ...

A: A typical eukaryotic gene is present on a chromosome on a particular locus.    

Q: Transcribe and translate the following sequence of DNA: ATGAAGTTACCC. There is a mutation that resul...

A: Introduction Transcription:- It is the process by which DNA is copied to RNA is called transcription...

Q: Breastfeeding is an example of which of the following types of immunity? View Available Hint(s) for...

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Q: Why is embryogenesis important in reptile specially in snakes?

A: Importance of embryogenesis in reptiles especially in snakes. 

Q: What can be the errors and limitations of Gel Electrophoresis practical? Explain in very much detail...

A: Errors and limitations of gel electrophoresis. 

Q: Why is the signaling pathway that activates NF-κB considered to be relatively irreversible compared ...

A: The mitogen-activated protein (MAP) kinase cascade, which contains three serine-threonine kinases, i...

Q: Describe

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Q: The segment of DNA shown in the figure has restriction sites I and II, which create DNA restriction ...

A: The segment of DNA shown in the figure has restriction sites I and II, which create DNA restriction ...

Q: . . Which is better indicator for Salmonella, coliforms or E. coli? Explain/defend your answer. .

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Q: Give 1 example of spectroscopic technique and discuss concepts involved and instrumentation.

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Q: Hyaluronidase and collagenase both allow bacteria to _____. View Available Hint(s) for Part A       ...

A: Answer 

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Q: This diagram shows a parental cell going through meiosis and producing 4 daughter cells. Which cel m...

A: Introduction A parent cell divides into two or more daughter cells in the process of cell division. ...

Q: what similarities and differences is there between anthropology and other fields?

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Q: At which stage in the cell cycle or mitosis are chromosomes replicated?

A: cell cycle is the series of events that takes place in a cell as it grows and divides. 

Q: You are lovely little gene which makes the actin protein (the cytoplasmic cytoskeleton protein). You...

A: Introduction: Gene is a unit of heredity. It contains the genetic information. It is made up of DNA....

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A: Answer 

Q: An increase in lymphocytes may mean a problem associated with.   a. clotting   b. immunity   C. pulm...

A: Correct option : Immunity  Lymphocytes are the major components of the immune system. There are two ...

Q: pedigree chart. C

A:

Q: A drug forms a channel in the thylakoid membrane. Given this scenario, which of the following statem...

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Q: (B) Fill in the blanks (7 marks). Normal value (with unit) in a healthy individual Resting Stroke Vo...

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Q: What roles do water and air play in the life of the invertebrate, entamoeba histolytica

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Q: What is an endemic disease?   A disease of which there are only a few scattered cases in a populatio...

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Q: Which of the following is not associated with killing by a cytotoxic T cell? View Available Hint(s) ...

A: T cells are type of lymphocytes ( WBC )  that play vital role in Adaptive immunity . They are formed...

Q: Mitosis and Meiosis:

A: Mitosis is the division of a cell into two daughter cells that are genetically identical to the pare...

Q: Question 6. You create a phylogeny of 3 species- one is a green plant, second one is a green algae a...

A: Phylogeny is the study of the evolutionary history of living things. It's a field of biology that lo...

Q: The Maya were able to support a very large and complex society in Mesoamerica. (a) What was their ma...

A: Maize is the central food in the diet of Mesoamerica, along with other  vegetables like  such as bea...

Q: microscopes be classified according to the number of eyepieces

A: A microscope is an instrument that can be used to observe small objects, even cells. The image of an...

Q: 1. Give an example of natural selection that happens in your locality.

A: 1. Introduction:- Natural Selection is the process through which populations of living organisms ada...

Q: Would there be any difference between a young and mature monocot stem cross section?

A: Angiosperms or flowering plants can be divided into two categories. One of the categories involves m...

Q: 1. Give an example of natural selection that happens in your locality.

A: Introduction Natural Selection:- It is also sometimes defined as ecological selection, natural selec...

Q: Explain how domain shuffling could occur by recombination (crossing over) of different genes during ...

A: Domain shuffling is a process where gene segments coding functional domains are shuffled between dif...

Q: Diagram and describe what is responsible for the fact that different globular polypeptides have diff...

A: First we will talk about what is polypeptide chain is so it is a series of amino acids that is join ...

Embryology