The formation of a tough wall of sporopollenin around the male gametophyte leads to the production of what end product?   -Ovules -Eggs -Anthers -Stamens -Pollen

Q: Explain the history of knowledge of DNA structure before the model proposed by Watson and Crick.

A: DNA or deoxyribonucleic acid is the genetic material of living organisms. It is made up of two…

Q: Your friend wants a cat but doesn't want to brush it. Which of the following is true? O He would do…

A: Cats are pet animals. Being a pet animal they become a part of our family and so like any other…

Q: 1- Pain is one of the cardinal sign of inflammation, Give the mechanism behind development of this…

A: Inflammation is the body's complicated biological reaction to damaging stimuli like germs, cells…

Q: outline the processes of male gamete formation and female gamete formation in plants.

A: Plants and animals produce gametes in nearly identical ways. In both cases, meiosis results in a…

Q: Determine the reason for the commonness of failure of chromosome division in female gametogenesis…

A: The process of producing a haploid cell from a diploid cell is known as gametogenesis. Meiosis and…

Q: The competency of bacterial cells to take up plasmids from the environment can be enhanced by…

A: The question is asking us to identify the correct statement regarding the process of enhancing the…

Q: Describe an ecosystem that has many different species but is at high risk of collapse. low…

A: The question is asking to describe an ecosystem that has a high number of different species (high…

Q: 4. Can you cure viral pneumonia?

A: Viral pneumonia is a term used to describe infection of lungs which is caused by a virus.An Example…

Q: hat type of chromosome is chromosome 1(metacentric, submetacentric, acrocentric or telocentric?)

A: The chromosome is a thread-like structure of nucleic acid and proteins found in the nucleus of all…

Q: PKU is an inherited disease caused by a recessive allele. If a woman and her husband, who are both…

A: Alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Be sure to answer all parts. Write a possible mRNA sequence that codes for each peptide. a.…

A: Normally there is a unidirectional flow of information from DNA to RNA and RNA to proteins. This is…

Q: Phylum Zygomycota: the molds Phylum Glomeromycota: the mycorrhizal fungus Phylum : the club fungus…

A: Zygomycota: These are commonly known as the molds and bread molds. They are characterized by…

Q: Determine the process of development in cytology during nineteenth century that contribute to the…

A: Cytology is the study of cells, and it plays an important role in understanding modern genetics.…

Q: What body type would you expect from a mammal that is: 1. Semi-aquatic and eats fish. 2. Fully…

A: Mammal evolution has produced an amazing diversity of forms in the complex fabric of nature, each…

Q: Prokaryotic organisms have recently been divided into two domains, Bacteria and Archaea. Which of…

A: The question is asking us to identify which pair of Domain and prokaryote is not correctly matched.…

Q: Can you explain?

A: The domain of Eukarya is inhabited by organisms whose cells have a membrane-bound nucleus, known as…

Q: What are the 4 major steps in Gram Staining and what is the role of each reagent?

A: The objective of this question is to understand the four major steps involved in Gram staining, a…

Q: X 3. The expected phenotypic ratio among the progeny of this mating is closest to ... 3 tall,…

A: Alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Distinguish between Mendel's principles and concept of blending inheritance.

A: The "Father of Genetics" is Gregor Johann Mendel. He demonstrated how characters are passed down…

Q: What are the criteria which are necessary to indicate that the isolated fungus is not a contaminant…

A: The objective of the question is to understand the criteria that are necessary to confirm that an…

Q: Illustrate and discuss the neural control of excretion and the reproductive processes in animals

A: The primary neural regulatory mechanism for excretion is the autonomic nervous system (ANS), which…

Q: Another term or description for natural variation is what?

A: The domain of biological diversity is checked by a complicated tapestry of differences woven into…

Q: Affected female Affected male O Unaffected female Unaffected male IV III 9999 00000 50000 353 180…

A: The question asks for the repeat length boundaries between normal & premutation and between…

Q: Determine in detail three examples of the role of genetics in society today.

A: Genetics is the most rapidly advancing scientific field. On the basis of DNA analysis, this field…

Q: Enlist some advances in genetics which were made in the twentieth century.

A: Cell biology advances in the 1800s had a significant impact on genetics. Scientists such as Robert…

Q: etermine the role of genetics play in the development of the first domesticated plants and animals.

A: Agriculture is defined as the science of cultivating plants and rearing and breeding animals to…

Q: What occurs in the liver of an alcoholic drinker? * O Activity of TCA cycle is reduced due to…

A: Alcohol typically refers to a class of organic compounds that contain the hydroxyl (-OH) functional…

Q: Which is a primary focus of public health nursing? A. Surgical procedures B. Individual patient care…

A: The official publication of the Council of Public Health Nursing Organizations (CPHNO), Public…

Q: The bottleneck effect and the founder effect are two processes that cause genetic drift to occur.…

A: Random chance events can change the allele frequencies in a population and this is referred to as…

Q: Why do cells need to carry out cellular respiration and protein synthesis?

A: Introduction Respiration is a vital metabolic process that occurs in all living cells, where energy…

Q: Which population sample would be more vulnerable to genetic drift? Why?

A: The objective of the question is to identify which population sample would be more vulnerable to…

Q: Cocktails description

A: Approaching cocktails from a natural viewpoint includes looking at the ingredients utilized and…

Q: Th reason of two cells produced by the cell cycle is genetically identical.

A: The cell cycle is the series of events that occur in a cell that leads to its division and DNA…

Q: What is true of eudicots but not monocots? -Eudicots have vascular bundles scattered in their…

A: The question is asking us to identify a characteristic that is true for eudicots but not for…

Q: Explain the species in which a person can expect to see more genetic variation among the progeny of…

A: In plant and animal cells, inside the nucleus are found thread-like structures that are referred to…

Q: Can you explain it?

A: Transcription regulators, also known as transcription factors, can influence gene expression even…

Q: Illustrate the nephron showing the mechanism of urine formation: Glomerular Filtration Tubular…

A: Urine is formed in the kidneys. Uriniferous tubules of kidneys are the free and separate units of…

Q: Determine the number of chromosomes in a mule, which is produced by a cross between a horse having…

A: All living organisms develop similar genetic systems, and genetic variation is the foundation of all…

Q: Discuss (compare & contrast) the following types of kidney; Illustrate using a diagram; Label its…

A: In vertebrates, the kidney has undergone multiple phases of evolution as a result of environmental…

Q: Explain four essential characteristics of a genetic material.

A: The genetic material of organisms is considered to be DNA. Many scientists independently discovered…

Q: Match the statement with the terms -members of this phylum can produce spores through two kinds of…

A: The objective of the question is to match the given statements with the correct phylum of fungi.

Q: Did genetic drift occur? Why or why not?

A: The objective of the question is to determine whether genetic drift has occurred based on the given…

Q: Explain the importance of the discovery of DNA structur

A: The genetic material of organisms is considered to be DNA. The structure and functions of DNA are…

Q: Determine the way in which complete dominance, incomplete dominance and codominance differ.

A: When one allele dominates over the other, this is referred to as dominance. It alters phenotypic…

Q: Determine the characteristics of an organism that make it suitable for studies of principles of…

A: The study of inheritance is synonymous with the study of heredity. Heredity is the process by which…

Q: Outline the processes of male gamete formation and female gamete formation in plants.

A: Plants and animals produce gametes in nearly identical ways. In both cases, meiosis results in a…

Q: Explain the history of knowledge of DNA structure before the model proposed by Watson and Crick.

A: Watson and Crick proposed the double helical structure of DNA in 1953, but this was not the…

Q: Define the theory of blending inheritance and also compare it with preformationism.

A: Blending inheritance is an outdated theory suggesting that offspring inherit a blend of…

Q: Explain the reason as to why Hershey and Chase did not take carbon as radioisotope but 32р as the…

A: Hershey and Chase conducted their experiment on E. coli bacteria to determine the genetic material.…

Q: Determine the difference between a locus and an allele.

A: A "variant form of a given gene" is referred to as an allele. Different alleles can result in…