What is electroporation ? Why it is used for  ?

Q: After fertilization, the _______________ develop(s) into a fruit and the _______________ develop(s) ...

A: Fertilization in plants (flowering) is called Double fertilization in which there are two sperm cell...

Q: a) specify the enzyme the amount and activity of which is increased in kidney in acidosis under phys...

A: Kidney acidosis is a condition when the acids are retained in the blood and are not excreted out. Th...

Q: What could have happened to the Tawilis (in Taal), and to its environment way, way in the past, up t...

A:   According to the IUCN red data book list Tawilis,  only fresh water sardine in the world,  was dec...

Q: A tall, purple pea plant that is true-breeding is crossed with a short, white pea plant. What will t...

A: introduction:- Mendel examined seven features in his pea plants, each of which was expressed as one ...

Q: How do protozoa digest?

A: Protozoa digest their food through intracellular digestion, which means that organic material is abs...

Q: Characterize environmental, infectious, and nutritional disease agents in aquaculture based on their...

A: Aquaculture is the human cultivation of various marine organisms for commercial and also for researc...

Q: Question 26 refers to QTL on the cricket autosomes. Forthe sex chromosomes, females crickets are XX ...

A: The female is XX and is the homogametic sex of species such as crickets, grasshoppers, and certain o...

Q: C. EFFECT OF MIGRATION able 9.5. Frequency of genotypes of the progeny at each generation of random ...

A: Key points: When a population is in Hardy-Weinberg equilibrium for a gene, it is not evolving, a...

Q: Chronologically arrange the evolutionary events, with 1being the earliest and 6 the most recent.___ ...

A: Chronological event describe the timing of event as it occurred in the event of time period. Basical...

Q: B- Response (used twice) E- Effector (used twice) C -- Stimulus Center F- Receptors Blood pressure c...

A: First concept map is related to the changes made in blood pressure and how body maintains it. Stimul...

Q: If a fish is able to breathe outside of water but does not reproduce, that trait?

A: Introduction: Evolution is the change in the inherited characteristics of biological populations ove...

Q: Given that out of the 64 codons of MRNA, 61 codify amino acids that form polypeptide chains, what ar...

A: As there are 20 amino acids and 64 possibilities of mRNA codons. There it is expected some amino aci...

Q: Looking at the present, the evolutionary relationships between extant species can be seen in the pre...

A: When organisms share anatomical features, it can indicate that they had a common ancestor. When 2 or...

Q: How are cyclin dependent kinase used in the cell cycle

A: A number of genes are implicated in cell proliferation and differentiation.  For instance, Human cel...

Q: Compare the features of gymnosperms and angiosperms.

A:

Q: Figure 1 is a bacterial gene (1-180). The first base to be transcribed is the base located at positi...

A: The transcription is the process of copying genetic information from DNA to RNA (mRNA), this messeng...

Q: What are reporter gene ?

A:

Q: II. Solve the following problems. 1. Mendel crossed a plant that was heterozygous for height and het...

A: Introduction: • The physical appearance of an organism such as colour, height, which occurs as a res...

Q: The host cell in the endosymbiosis that produced the firstchloroplasts was a(n) ________.a. early eu...

A: Introduction Eukaryotes are organisms with a nucleus encased within a nuclear envelope in their cell...

Q: The ends of many eras and periods in the geologic time scale are characterized by?

A: Introduction: Paleontology is the study of the earth's history of lifeforms, which is based on fossi...

Q: In which part of the body of a mammal does physical digestion occur

A: The digestive system is responsible for the digestion and absorption of nutrients that we consume th...

Q: Is a mutation more likely to be lethal if it impacts early or late stages in development? Explain yo...

A: Introduction: Lethals, often known as fatal genes or lethal alleles, are alleles that cause the deat...

Q: Although purified actin can assemble reversibly in vitro, various actin-binding proteins regulate th...

A: Introduction Actin is a multifunctional globular protein family that forms microfilaments in the cyt...

Q: Earth’s biota were believed to be relative simple, slow-metabolizing life. During what period is thi...

A: Biota- The different sorts of plant and animal life that can be found in different areas at differen...

Q: Why Is DNA Twisted?

A: Introduction: DNA is a double helix having a sugar-phosphate backbone like a ladder and the base pai...

Q: Provide an example of a diploid cell

A: The eukaryotic cells contain DNA in the form of chromosome within the nucleus. Actually the DNA rema...

Q: The genotype AaBbCCDd have how many possible types of gametes? O 16 0 8 0 4 6

A: Genotype : the genetic makeup of the individual for a specific character or trait is known as genoty...

Q: Folic acid is a fundamental element required in the diet of pregnant women. Why? Describe the devel...

A: The answers to the questions are discussed in detail in step 2.

Q: Explain the different vectors are available for cloning ?

A: Cloning vectors are the DNA molecules in which the desired DNA segments are inserted.  

Q: An 18 year old female was rushed to the hospital because she was found unconscious in her room. The ...

A: It can be stressful whenever kids are in the hospital — and even more so when they're in the pediatr...

Q: How is a diploid cell different from a dikaryotic cell?

A: Introduction All living creatures and body tissues are made up of the smallest unit in biology that ...

Q: A woman who is blood type B has a child whose blood type is A; her husband is blood type O. Despite ...

A: The "ABO" blood group system is made up of four blood groups – A, B, AB, and O and is based mostly o...

Q: diffusion and osmosis

A: diffusion is a process resulting from random motion of molecules by which there is a net flow of mat...

Q: How Plasmids are introduced into bacteria ?

A: Bacteria are the prokaryotes that have their DNA present in the cytoplasm.  

Q: Draw a diagram of what occurs in PCR during the annealing step of the FIRST cycle. b. Draw a diagram...

A: The PCR or polymerase chain reaction is a routinely used technique in molecular biology. It is used ...

Q: What general measure/s can you recommend in order to prevent the majority of the parasitic and funga...

A: a) Providing water sources free of pathogens.  b) Protection from the transfer of pathogens.  c) Dis...

Q: What are the differences between Plant and Animal Cells?

A: Introduction In this question we will discuss about the differences between plant and animal cells. ...

Q: Sketch    a    DNA    molecule    to    show:    double    strands,    complementary    base    pair...

A: Answer 

Q: 1. You are studying a new gene “X” that you think controls skin color in Bearded Dragons. In order t...

A: Polymerase chain reaction (PCR) It refers to the technique used by biologists to make millions and b...

Q: A condition wherein there is a blending of traits on the third phenotype. multiple alleles lethal ge...

A: The debunked hypothesis that passing down features from two parents results in kids with attributes ...

Q: Two closely related species of bacteriaare found to be fixed for two different electrophoreticallyde...

A: Only electron microscopy may reveal ultrastructural morphologic variations between species, but othe...

Q: One can easily envision other body plans by imagining animals that do not exist; science fiction wri...

A: Envisioning and Execution are two things which have a significant difference. Envisioning can be don...

Q: 10. About 70% of Americans get a bitter taste form the substance called phenylthiocarbamide (PTC). I...

A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous c...

Q: 1. Mendel crossed a plant that was heterozygous for height and heterozygous for pea shape with a pla...

A: INTRODUCTION Dihybrid cross This is the crossing between two organisms which are identically hybrid ...

Q: Cytochrome B6F pumps protons (H+ ions) from: The lumen into the stroma The stroma into the lumen The...

A: Introduction: Electron transport chain or system is the series of electron carriers, enzyme and cyto...

Q: Figure 2 is a schematic drawing of ABC gene, which encodes ABC protein. Transeriptional terminator P...

A: Transcription The transcription process involves the creation of mRNA from DNA using the enzyme RNA ...

Q: Dimples are dominant over no dimples. A mother that does not have dimples marries a man. Together th...

A: Given that: Dimples are dominant over no dimples. Let us assume that D codes for dimples and d codes...

Q: How frequently are environmentally induced changes in chromatin transmitted from one generation to t...

A: The term epigenetics is associated with the study of environment and behavior causing alterations in...

Q: Are there current scientific developments

A: Humans through ages have developed many scientific theories which led to more understanding of our n...

Q: There was a large proliferation of fossils showing increase in diversity of life.What period is this

A: Geological time scale is the calendar for events in Earth's history. It is divided into eras, period...