3. What's the difference between chronological age and biological age?

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A: Introduction  A genome is consisting of transcriptionally active genes. These genes form mRNA as the...

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A: Cerebellum is the part which is located at the back of brain underlying the occipital and temporal l...

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A: Introduction :  Lac Operon -  Regulatory gene is Lac I . Structural genes are lacZ,  lacY and lacA. ...

Q: H* ions generated by reactions in the electron transport chain, as well as H* ions present in the ma...

A: The electron transport chain is a series of reaction in  four protein complexes, taht creating an el...

Q: What is the shape and arrangement of the palisade mesophyll in the dicot leaf? (b) What is the shape...

A: Structure of leaf  Leaf is a structure involved in photosynthesis, General structure of leaf consist...

Q: (0 - E)2 Phenotype Observed Expected Yellow & Non-starchy seeds 470 (#27) # 29 Yellow & Starchy seed...

A: The Chi-square test determines the probability of difference between the observed and the expected v...

Q: If Marine communities dominated during the Early Paleozoic, why move to land? What would an organis...

A: Paleozoic era was a major interval of geologic time that began 541 million years ago and ended about...

Q: What are the steps in producing a transgenic organism?

A: Transgenic organism  Living organisms containing genetic material into which DNA from a different o...

Q: RECOMBINANT DNA • Recombinant DNA molecules are sometimes called chimeric DNA. • The DNA sequences u...

A: Recombinant DNA technology is very commonly used in laboratories that is responsible for the inserti...

Q: Four E. coli strains of genotype atb¯ are labeled 1, 2, 3, and 4. Four strains of genotype a¯b* are ...

A: Introduction :- Escherichia coli (E. coli) is a type of bacteria that can be found in the environmen...

Q: 5

A: Recombinant forms of Oestrogen and Progesterone are used in post menopausal women. Recombinant insul...

Q: Based on the character matrix in the picture, draw a Venn diagram. Start with the character that is ...

A: Venn diagram  Venn diagram is a circular or rectangular diagram which illustrates the relationship b...

Q: Assign a genotype to each individual in generation II. 1 2 3 II 4 7 8 II 9 10 11 12 IV 13 Griffths, ...

A: Introduction: Human males carry single copy of X-chromosome and hence allow the expression of recess...

Q: Enumerate and describe the types of cells according to their capability to regenerate. Give examples...

A: Regeneration of cells is the natural process of replacement or restoration of damaged cells. Based o...

Q: What is the common feature of RTKS: O cysteine rich domains SS binding of external proteins O trysos...

A: Tyrosine kinase domain

Q: Select all the following statements that are TRUE regarding viruses: □ All viruses are potentially ...

A: viruses- is a microscopic non cellular living organism. viruses are surrounded by protein coated lay...

Q: As coral reef communities continue to experience ocean acidification and bleaching, a population of ...

A: There are many reasons for decline in coral reef communities. The first and foremost being the human...

Q: Which of the following is NOT one of the methods used in identifying viruses in the laboratory? O a....

A: A virus is a tiny piece of genetic material, such as DNA or RNA, encased in a protein coat. A virus ...

Q: Why did Staphylococcus aureus appear in golden yellow color. And the way to differentiate between St...

A: Introduction: Staphylococcus is a group of bacteria  that can cause a number of infectious diseases ...

Q: What are the typical features of the age pyramids of underdeveloped countries?

A: Introduction I'm this question we will discuss about the typical features of the age pyramids of und...

Q: What is the purpose of using an “outgroup” when reconstructing a phylogenetic tree? (Write 4 points)

A: The outgroup is used as a point of comparison for the ingroup and specifically allows for the phylog...

Q: True or False. The binding affinity between a peptide agonist and its specific G protein coupled rec...

A: Introduction:- Intermolecular interactions such as ionic bonds, hydrogen bonds, and Van der Waals fo...

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A: In this photomicrograph i can't labelled the reticular fibre and loose CTP because of this image not...

Q: The three types of neurons in the nervous system of humans are O synaptic neurons, motor neurons, an...

A: Neuron Also known as nerve cell. It is an electrically excitable cell that processes and transmits ...

Q: Question 5 0.5 pts Which of the following are receptors used for neurons during reception? O Voltage...

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Q: At what stage of the culture should bacterial colonies be harvested for plasmid DNA extraction? How ...

A: Plasmid training is a way of DNA extraction and purification for plasmid DNA. Many techniques were e...

Q: Where do spindle fibers attach on a chromosome? O cell plate O meristem centromere

A: The chromosomes can be described as the thread like structures that can be found in the nucleus of t...

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A: Introduction:- Medical devices are assigned to one of three regulatory classes based on the level of...

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A: SARS CoV 2 is a RNA virus, members of large family of virus called corona virus. This virus mainly i...

Q: Which of the following statements about cancer is correct? A. Cancer stem cells can make tumors resi...

A: Cancer is a disease that occurs when the cells in the body start dividing abnormally. They go out of...

Q: What is the significance of putting scale bar in photomicrographs?

A:  Scale bar:A scale bar is an instrument or software that attaches to a slide or image when it is imp...

Q: NAD+ b. Pyruvate

A: Fermentation is a well stated to been supposed to define as is a metabolic process that involves the...

Q: During pregnancy, the fetal circulatory system works differently than after birth.  Answer the foll...

A: Ductus arteriosus, ductus venosus and foramen ovale get closed and transformed into newborn circulat...

Q: Which statement best explains why a third domain, Archaea, was added to the original two domains of ...

A: Introduction: Prokaryotes were thought to be the first living organisms on Earth, according to paleo...

Q: Which of the following is an example of viral species? a. Flavivirus O b. None of the choices human ...

A: Introduction :    Viral species : " a monophyletic group of viruses whose properties can be disting...

Q: EMBRYOLOGICAL explanation  of  The dorsal mesocardium is a ventral mesentery.

A: Between the mouth and the anus, the vertebrate gut features a continuous dorsal mesentery that aids ...

Q: Marfan Syndrome is a dominant trait inheritance in humans. It is a disorder that affects the connect...

A: ANSWER: Let us consider, M is the dominant gene and m is the recessive one. As marfan syndrome is th...

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A: There is a relationship between the stimulus and the behaviour. Our behaviour can change according t...

Q: Where does photosynthesis take place in prokaryotes such as Cyanobacteria?

A: Photosynthesis is the process by which plants produce oxygen and energy in the form of sugar by comb...

Q: Genetic information has become part of our culture and it is difficult to tell the difference betwee...

A: Introduction :- Genetics is a branch of biology that studies genes, genetic diversity, and heredity ...

Q: 50 um

A: Meiosis is of two types Meiosis 1 Meiosis 2 * Meiosis 1 has the following stages Prophase 1 Metap...

Q: A new intestinal isolate of E. coli is known to have a generation time of 12 minutes. If a culture c...

A: generation time is the time required by bacteria to multiply and become double.  bacteria has genera...

Q: What is Known as photosynthesis?

A: Green plants (autotrophs) are the manufacturers of organic compounds. They are the producers in the ...

Q: What phase is the cell in #5 in? O Prophase O Metaphase O Interphase Anaphase

A: *The cell division mitosis will have four stages  Prophase  Metaphase Anaphase Telophase * During ...

Q: a. After conducting the Gram staining procedures and you observed that all cells are stained with to...

A: The microorganisms that can be found in several areas of the habitat and come under the category of ...

Q: GENETICS 1. Which of the following does not belong? A. Seed Color B. Flower Color C. Seed Shape D....

A: 1. There were seven characters selected by Mendel for his experimental work in genetics. 2. Self- po...