Draw a serial transverse section of 18 hour chick embryo.

Q: Describe the theory of evolution, and name two ways that you can see it at work

A: It is the process of change in the heritable traits of a population over time. The organisms which…

Q: a. A triploid cell in females b. tetrasomic cell in males c. tetraploid cell in females

A: The ploidy of a cell refers to the number of sets of homologous chromosomes present in the cell.…

Q: Previous research shows that shade-adapted plants produce more chlorophyll than sun-adapted plants…

A: In this research, we explored the effects of different light intensities on the production of…

Q: Study the diagrams below. The diagrams represent four possible phylogenetic trees showing the…

A: Principle of parsimony: The principle of parsimony is made use of when we need to determine which…

Q: In pulmonary circulation, arteries carry blood from the ____________ to the ____________.  Veins…

A: Introduction :- All vertebrates have a part of the circulatory system called the pulmonary…

Q: Compare and contrast the operation of Optical microscopy and TEM in terms of Resolution

A: Resolution of microscope:-  it is a ability to distinguish two tiny closer points or objects. It can…

Q: What trends you see in the data - Explain how the error bars support what you are saying - Why…

A: Life expectancy is the number of years a person is likely to live after reaching a certain age, as…

Q: Explain giving reasons the bending of the shoot tip of a plant towards light source coming from one…

A: Plants require sunlight, water, oxygen, and minerals to grow and develop. These are external…

Q: Selfing changes genotype frequencies within populations. A) True B) False

A: Introduction :- A population's genotype frequency is calculated by dividing the number of people…

Q: 1.It is known that there is an ionic asymmetry between inside and outside of the cells membrane.…

A: MRP- Membrane resting potential It refers to the voltage across a given cell membrane during the…

Q: Branch, clade and monophyletic group are perfectly synonymous. Select one: True or False

A: Introduction :  A phylogenetic tree is a visual representation of the evolutionary connections…

Q: 10. The conditioned reflex is formed under a condition A. The genetic heredity B. A combination in…

A: Conditioned reflex * it is a process in which response is occasioned by a secondary stimulus…

Q: If you wanted PCR to be successful but only had access to a thermolabile DNA polymerase, what would…

A: PCR - Polymerase chain reaction, is a process where DNA copies are amplified by a cyclic chain…

Q: How do microtubules act as a cytoskeleton? Are there times when they are particularly abundant?

A: A intricate web of protein filaments called the cytoskeleton is found in the cytoplasm of cells. It…

Q: In the garden shed belonging to one of this text’s authors, stabilizing selection has occurred over…

A: Natural selection is the variation in individual survival and procreation brought on by phenotypic…

Q: In ______, the gene product can be increased by increasing the number of genes available for…

A: Introduction When the genetic material or DNA sequence is exchanged or rearranged between different…

Q: List the phylum for the species, and assign the following structures to the correct phylum and…

A: We are allowed to do upto three sub part of a question.  Please repost the undone questions again.…

Q: The main products of yeast fermentation are (Check all that apply)

A: The main products of yeast fermentation are ; 1. Alcohol ( ethanol ) 2. CO2 ( carbon dioxide ) 3.…

Q: Compare and contrast the operation of optical microscopy and TEM in terms of Brightness  Note:…

A: Microscopy is a technical field which uses instruments known as microscopes to view  minute objects…

Q: Phospholipids (Which is charged, what is the functional significance? Are they preferentially…

A: Phospholipids are biomolecules that are composed of glycerol, phosphate group, and lipids/ fatty…

Q: the Highest P... 2019 Summer Inter... Match each of the parts of a eukaryotic (specifically, human)…

A: As per the hierarchy of life, cell is the smallest entity that consists life of its own. It is…

Q: In the CNS which ones are the most common morphological synapse types active during synaptic…

A: The Neurons in the CNS receive thousands of synaptic inputs from other neurons. This information…

Q: Why do vestigial structures still exist if they are no longer useful?

A: Anatomical structures in an organism that are deemed to have lost most or all of their primary…

Q: You have aseptically inoculated an unknown organism on a blood agar plate. You return 48 hours later…

A: The unknown organism on a blood Agar plate would cause hemolysis which is the destruction of red…

Q: 3. Carbon Cycle and Energy Flow Use your understanding of food webs, photosynthesis, cellular…

A: Atmospheric carbon dioxide is used by the plants and converted in the plants in such a way that is…

Q: 9. Which one of the following histones is a component of the core particle? A. H1 B. H2A C. H2B D.…

A: In 1868, Swiss physician Friedrich Miescher extracted nucleic acids from the nucleus of white blood…

Q: Why is it essential that the primary stain and the counterstain be contrasting colors in…

A: The gram staining is used to distinguish between gram negative and gram positive bacteria. It was…

Q: 2. List the 4 biologically importance molecules (carbohydrates/lipids/proteins/nucleic acids) and…

A: Introduction :  Biomolecules are defined as the organic molecules present in a living cell which…

Q: Compare/contrast different types of cell junctions• Are they cell-to-cell or cell-to-extracellular…

A: The connection between cells is called cell junction. Cell junctions have any various kinds of…

Q: Fill in the 3rd row of the Prediction Table. You should also be able to fill in the 4th row. Because…

A: Osmosis maintains cell turgidity. It is the process by which plants maintain their water content in…

Q: hierarchical/levels of organization in ecology.

A: Introduction  Ecology is the scientific study of the distribution and abundance of organisms, as…

Q: Write a summary: Simply put, a lab report is a way to explain what you have done in an experiment.…

A: "Research" is the process of researching and evaluating many elements of a problem to find a…

Q: Antibiotics are medicines that are used to fight bacterial infections. These medicines kill…

A: Antibiotic is a medicine that inhibits the growth of microorganisms or destroys it.

Q: Assume you have a stock culture at 5 x 109 cells/mL and you wish to inoculate 1 liter of fresh…

A: Cell culture is one of the most important techniques utilized in many applications today since it…

Q: We have 10 mL of cells to treat with Hydrogen Peroxide (H2O2), such that the final concentration of…

A: A stock solution refers to the concentrated form of chemical reagents which is diluted each time…

Q: If you are going to prepare a vaccine against SARS-CoV 2. how would you grow the virus?

A: With the rising pollution and poor diet and exercise habits, one may face a high chance of…

Q: Your entire genome is about 6.4 billion basepairs long. If 41% of the human genome is either…

A: Genome  Genome is the heritable entity of organism which can transfer from parents to their…

Q: factors influencing the phenotypes of adult animals and explain.

A:

Q: Identity gene 1 (bl, pr, vg) Identity gene 2 ( bl, pr, vg) Identity gene 3 ( bl,pr, vg) How many map…

A: The three point test cross is used in this table. The greater numbers are parental progenies. The…

Q: The presence of a wattle and comb in a rooster is a result of:  A. Ongoing presence of hormones in…

A: The wattle is a fleshy protuberance on the neck of many birds, especially turkeys, chickens and…

Q: What is the function of NEU?

A: Introduction HER2/neu is an oncogene whose protein product may function as a growth factor receptor.…

Q: Describe protein coat assembly • Describe the role of Coat Recruitment GTPases (include coat…

A: Within a eukaryotic cell, transport vesicles constantly bud off from one membrane and unite with…

Q: Why is it important for the sperm in internally fertilizing animals to undergo acrosome reaction at…

A: The fusion of male and female gametes resulting in the formation of deployed zygote. It ultimately…

Q: Explain why this carbon cycle diagram does not have a b arrow that shows carbon atoms going from co2…

A: Carbon (considered as macronutrients) is one of the most important atom present in all organic…

Q: Which of the following proteins will CERTAINLY have quaternary structure? Select one: a. autophagy…

A:

Q: On Aseptic Techniques: What is/are the instances/situations that each method of inoculation is to be…

A: Aseptic techniques:- it is very important to sure that all the instruments as well as samples and…

Q: INSTRUCTIONS: Please do not copy here in Bartleby or in Google. QUESTIONS : 1. Why is it importance…

A: Explain;- It is important to use the lid of the petri dish as a shield when streaking the plate…

Q: A Method of Consolidating and Combining EST and mRNA Alignments to a Genome to Enumerate Supported…

A: The total collection of DNA sequences present in a cell makes up the genome. The human genome is…

Q: In the late 1900s, two populations of bubble guppies became isolated from each other when a tsunami…

A: Introduction :- Temporal isolation happens when two populations reproduce in distinct seasons or at…

Q: Monophyletic groups are desirable in classification as they Select one: a.reflect evolutionary…

A: Monophyletic group has all descendants taxons from a single common ancestor.  Classification is…