What is the role of the SRY gene on the Y chromosome? a. Production of Mullerian hormone proteins b. Production of Anti-Mullerian hormone proteins c. Production of TDF (Testis-Determining Factor) d. Production of prostaglandin e. Production of testosterone

Q: Natural selection is a major mechanism through which populations evolve. Describe three other mechan...

A: The theory of evolution is founded on the assumption that all species are connected and evolve over ...

Q: What is the purpose of the alcohol (OH) in the gram staining process?

A: Usually, microbes are colorless, so it’s very difficult to see them even after magnifying under micr...

Q: Question 18 Ribosomes are made up how much RNA component? (A) 50% в) 1/3 © 2/4 D) 2/3

A: Ribosomes are the organelles present in cells which are made from RNA and protein. Ribosomes are the...

Q: Elucidate the potential reasons why there were changes in the bone structure of the vertebral column...

A: The central axis of the skeleton in all vertebrates is the vertebral column, also known as the spina...

Q: Question 1 A G What is the sequence of the sample DNA submitted for sequencing given the gel electro...

A: DNA is made up of nucleotides. In DNA there are 4 basic nucleotides -  A - adenine G- Guanine C- cyt...

Q: write a brief article about proteinous hormones

A: Protein hormones are hormones that are products of endocrine glands are proteins or peptides, others...

Q: What characteristics are most commonly found in rho-independent terminators?

A: Transcription is terminated in bacteria by two mechanisms: intrinsic (Rho-independent) termination a...

Q: Which type/s of histones is/are not part of the histone octamer wrapped by DNA strands but is found ...

A: Histones are proteins that round the DNA. Histones are classified as H2A, H2B, H3, and H4. These cre...

Q: Describe common signs of extrapyramidal side effects of antipsychotic drugs.

A: Antipsychotics are a type of psychiatric drug used to treat psychosis and are accessible on prescrip...

Q: Hemophilia in the royal family was caused by the presence of a mutation in the gene for factor IX th...

A: Inheritance or heredity is passing-on one trait form the parents to the progeny by either asexual or...

Q: Select the best answer or answers from the choices given: All of the following are considered innate...

A: Immune response is defined as the process through which the body's immune cells recognise invading p...

Q: A solution of water and dissolved ions is separated by a selectively permeable membrane that allows ...

A: Introduction The potential energy of water per unit volume in comparison to pure water in reference ...

Q: Many human genetic diseases are caused by mutations that occur at splice sites. Propose some ways th...

A: Introduction: When it comes to its base makeup and DNA sequence, the genetic macromolecule known as ...

Q: A double-stranded molecule of DNA contains 120 cytosine (C) bases and 80 adenine (A) bases. How many...

A: DNA(  Deoxyribonucleic acid ) is two stranded structure , which act as genetic material in most of t...

Q: how the chromatin organizes itself from the beginning of prophase to metaphase of mitosis.

A: Prophase is the first step of mitosis in which the chromosome being visible and condence.in the earl...

Q: Amino acids bind to which part of the tRNA?a. Anticodonb. DHU armc. 3′ endd. 5′ end

A: t-RNA also termed as transfer RNA is type of RNA which carries a specific amino acid to m-RNA presen...

Q: What is your opinion/stance on biofuels as an alternative energy source?

A: In my view/opinion I consider Biofuel is best alternative energy source. But there are both pros and...

Q: developmental biology

A: Developmental biology  is the field of biology that studies the processes by which multicellular org...

Q: Define insertion

A: A mutation is a sudden change in the nucleotide sequence of an organism's genome, virus, or extrachr...

Q: Explain how cephalization, jaw development, and paired limbs guided vertebrate evolution.

A: * Cephalization is the concentration of sense organs and nervous control in anterior part of the bod...

Q: Explain the process of pre-mRNA splicing in nuclear genes

A: Introduction: Gene expression begins with transcription. RNA polymerase uses DNA as a complementary ...

Q: What fundamental traits did Linnaeus use to separate plants from animals? 2. Why did scientists pla...

A: Carolus Linnaeus classified plant and animal on the basis of following traits: 1) Cell wall: He clas...

Q: telophase

A: The cell cycle of the cell , consist of two phases ( Interphase and the Mitotic or M-phase ) .   

Q: How do the mRNAs of bacterial cells and the pre-mRNAs of eukaryotic cells differ? How do the mature ...

A: Introduction: The messenger RNA (mRNA) plays a vital role in protein synthesis. It is synthesized us...

Q: Table 9. Crossing of F, individual with another F, individual. Individual # Gender Genotype Phenotyp...

A: The genes perform the basis of the inheritance. The property in which the sex inherited genes are pr...

Q: Color-blindness is a sex-linked trait. A boy, whose parents and grandparents had normal vision, is ...

A: Color blindness is a sex-linked trait which implies that the trait is inherited on X-chromosomes. 

Q: Which of the following CANNOT be classified as "connective tissue proper"? A Dense regular connectiv...

A: Q. Which of the following CANNOT be classified as "connective tissue proper"? Answer - Mucous connec...

Q: Look again at Fig. 43.12. Imagine that a different novel antigen is added on day 40 rather than a se...

A: The foreign substance responsible for showing reaction with antibodies can be referred to as an anti...

Q: How would the deletion of the Shine–Dalgarno sequence affect a bacterial mRNA?

A: Introduction :- In bacterial and archaeal messenger RNA, the Shine–Dalgarno (SD) sequence is a ribos...

Q: When are primary oocytes and spermatocytes produced, and how manygametes result from one diploid cel...

A: Spermatogenesis as the name suggests is the production of male gametes by the process of meiosis, wh...

Q: n your own words: Expound how the mass of inert yolk influences gastrulation in amphibians, repti...

A: In evolutionary biology, evolutionary developmental biology is considered a new norm. It developed f...

Q: During which phase of mitosis will the chromosomes line up in the middle of the cell?

A: The indirect process of cell division by which the somatic parent cell divides once to produce two d...

Q: Question 15 The following statements best describes the RNA structure EXCEPT A it is usually single ...

A: RNA is a type of nucleic acid which is comprised of single standard polynucleotide chain and respons...

Q: Which of the following is NOT a function of the bacterial cytoskeleton?   directing deposition of NA...

A: Bacterial cytoskeleton These constitute homologs of proteins present in the cytoskeleton of eukaryo...

Q: RNA polymerases carry out transcription much more slowly than DNA polymerases carry out replication....

A: The process of producing two daughter strands, each containing half of the original DNA double helix...

Q: What is the difference between gram positive and gram negative bacteria? Describe how we use this to...

A: The following are the important differences between gram-positive and gram-negative bacteria: Gra...

Q: Explain structure, reproduction and life cycle of peranospora in detail?

A: Peronospora is an oomycete genus that is an obligatory plant pathogen of numerous eudicots. The majo...

Q: 5. To figure out the initial concentration of a bacterial culture, you made an 8 fold dilution of th...

A: The bacterial culture is diluted 10 times.  This species that 1ml of initial concentration is mixed ...

Q: A geneticist isolates a gene that contains eight exons. He then isolates the mature mRNA produced by...

A: Oncogenic RNA viruses produce double-stranded polynucleic acids with one strand of DNA and the other...

Q: There can be a quantitative determination of the degree of supercoiling in a DNA sample.   True Fal...

A: True. Digital polymerase chain reaction(dPCR) and flow cytometry could be to quantify DNA number con...

Q: Single-celled organisms known as diatoms have glasslike walls and are a type of algae.   True False

A: Algae  Algae is the photosynthetic organisms maybe unicellular or multicellular.   

Q: Draw a typical eukaryotic gene and the pre-mRNA and mRNA derived from it. Assume that the gene conta...

A: Introduction Eukaryotes are organisms that consist of a cell or cells containing DNA in the form of ...

Q: n't we predict changes in genes

A:

Q: What different methods were used to help break the genetic code? What did each method reveal and wha...

A: Deoxyribonucleic acid contains genetic information of an organism. The main function of genes is to ...

Q: Define homeostasis and explain its significance.

A: Introduction: Homeostasis is the tendency to resist change in order to maintain a stable and constan...

Q: Question 9 The structure of the transfer RNA assumes a more 3-dimensional structure because of the h...

A: The tRNA or transfer RNA is responsible for delivering amino acids at the site of translation. tRNA ...

Q: Biology What is the effect of NON ENZYMATIC hydrolysis of sucrose on temperature ? explain and with ...

A: The non enzymatic hydrolysis of sucrose into glucose and fructose is an example of pseudo first orde...

Q: ow is rhizotron used in plant physiology?

A: Rhizotron : It is a technique which is constructed in the laboratory . It is used to study the soil ...

Q: What enzyme is missing in the Ahxk2 cells, and what reaction does the enzyme catalyze?

A: Wild type cells are usually considered as dominant. Here wild type cells (white) and hexokinase muta...

Q: During which phase of mitosis will the sister chromatids pull apart from one another to move to oppo...

A: During which phase of mitosis will the sister chromatids pull apart from one another to move to oppo...