7. 8.

Q: How does DNA being the universal molecules of inheritance in all cells support evolutionary theory?

A: DNA stands for Deoxyribo nucleic acid.

Q: The following image shows part of counting chamber you used to estimate cell viability for yeast cel...

A: For the calculation of cell viability:- 1. All the dead cells and the living cells are added for obt...

Q: Epitope binds to antibodies A.true B.false

A: An epitope, otherwise called antigenic determinant, is the piece of an antigen that is perceived by ...

Q: Suppose you performed a Gram stain on a sample, from a pure culture of bacteria and you observed a f...

A: Gram staining is a method that use dye to stain the bacteria and the color helps them to distinguish...

Q: What can lead to the growth of fungi in humans?

A: The fungus that invades the tissue can cause a disease that's confined to the skin, spreads into tis...

Q: Some nontoxic plants taste very bitter to us. Suggest one or more explanations.

A: Nontoxic plants did not cause any kinds of toxic effects in human body.

Q: Fatty acids are absorbed into the intestinal epithelfal cell by: O Passing directly through the lipi...

A: The major products of lipid digestion are fatty acids and monoglycerides. About 95% of the lipids ar...

Q: A homozygous purple plant is crossed with a homozygous white plant. Write the cross and offspring in...

A: Genotype of homozygous purple plant: PP  Genotype of homozygous white plant:  pp  purple is dominant...

Q: Does a dsRNA virus need to undergo transcription before it can begin the process of translation to m...

A: Double stranded RNA or dsRNA virus have double stranded genome. dsRNA are made up of ribonucleic aci...

Q: Biology Question

A: Answer: In the United Kingdom (UK), a new variant of SARS-CoV-2 (known as 20I/501Y.V1, VOC 202012/01...

Q: What is the position of stamen in these figures? Based on the text.

A: Stamens are the male reproductive part of the plant flower  it is made up of anther, connective and ...

Q: What's the incubation period for Chlamydia?

A: Incubation period means number of days Or the time period between the day of getting infected to the...

Q: Based on recent data arising from various animal models, which of the following CRISPR-Cas9 systems ...

A: based on recent data arising from various animal models, A. CRISPR-dCas9 systems would be the most p...

Q: This is the filtration barrier in the kidney. Identify A (blank 1), B (blank 2), C (blank 3),

A: In this question, we have to label the filtration barrier.

Q: Macrophages can display antigens from pathogens on ____?

A: Macrophages are specialized cells involved in the detection,  phagocytosis and destruction of bacter...

Q: Outline the process of mitosis and meiosis in an animal cell.

A: Mitosis in Eukaryotes results in two identical daughter cells, whereas meiosis results in four sex c...

Q: The symbiotic association between plant root and fungi is known as: mycorrihiza O hyphae O actinomyc...

A: Symbiotic association means two species living together for deriving mutual benefits. 

Q: Which of the following is true about the genetic differences between modem humans? O a. There are ma...

A: Question 1-c.These differences mean only that we look different to one another and are otherwise ins...

Q: Of , Shigella flexneri and Shigella sonnei, which are positive and which is negative for phenylalani...

A: The ability of an organism to generate the enzyme deaminase is tested using a phenylalanine deaminas...

Q: Answer in complete sentences and paragraphs. Draw the diagram by hand and make a table to compare an...

A: Viruses are submicroscopic and infectious agents in nature. They have the capability to reside only ...

Q: Identify A (name of the structures; blank 1) - ldentify B (name of the cells; blank 2) - Identify C ...

A: Need to label the diagram. Given diagram is celiac disease.

Q: Which is more oxidizes, oxygen that is part of a water molecule or molecular oxygen

A: Oxidation is the loss of electrons.  In case of water 2 hydrogen atoms are connected to each other b...

Q: Please help urgently within an hour please please ?

A: The presence of genetic variations, or the generation of genetic differences, is referred to as gene...

Q: Between Bacillus megaterium, Bacillus sphaericus, and Bacillus subtilis, which are positve for manni...

A: MSA or Mannitol Salt Agar is a differential and selective medium that encourages the growth of some ...

Q: Can you help me the name of the spinal cord of the labels?

A: In this question, we have to answer the name of the spinal cord of the labels.

Q: This phylogeny consists of two distinct genera of cat; one with one species (P. aliquam) and another...

A: Evolution is the branch of biology that deals with change in characteristics between ancestor and pr...

Q: Hemophilia is due to a sex-linked gene. It is recessive and found on the X chromosome. A woman who i...

A: Hemophilia is a sex linked recessive trait. Normal = XX, XY, XhX Affected = XhXh, XhY

Q: Any help would be appreciated

A: 1- a )  11.59 1-b) at  11.58   bottle will be half filled with bacteria. 2) current world population...

Q: How are plant viruses transmitted?

A: In plant physiology, plant viruses are defined as the various types of viruses that affect the plant...

Q: What would be the direct result of the enzymes in the acrosome not working properly?

A: WHAT IS ACROSOME ? The acrosome is a special kind of organelle with a cap like structure that covers...

Q: features of ecological importance of sea lamprey

A: Sea lampreys resemble eels in shape, but lack paired fins and jaws, and have a cartilaginous, rather...

Q: What is the insertion of the anther in these figures?

A: There are four types of attachment of the anther with the filament are as follows- 1. Adnate 2. Dors...

Q: Andy and Anne do not have polydactyl. Is it possible for them to have a child with polydactyl? Expla...

A: No,because polydactyly condition is an autosomal dominant trait. In order to have polydactyl child,i...

Q: You design a guide RNA to target your gene of interest, which you will express attached to a scaffol...

A: Cas9 It produces DNA double strand breaks that are repaired by homology directed repair (HDR) mechan...

Q: 20-WHICH FEMALE PSYCHOLOGIST WAS NOTA FOUNDING THEORIST IN THE 1900s-1930s? A-CALKINS B-WASHBURN C-H...

A: Women have contributed to various fields of biology and psychology. They have made groundbreaking co...

Q: Which of these would NOT be an example of culture within primate?    aMonkeys washing sweet potat...

A: Culture is the way a group of people life and designs their living according to the guidelines their...

Q: An equational division of mitosis is occuring for a diploid organism that has three heterologous chr...

A: The parent with genotype AAbbCCDD will have only one gamete that is AbCD and the parent with genotyp...

Q: Please label the organs and vessels labeled a, b, c, d, e, f, and g of a male rat:

A: Answer:- The labelled pic is attached below:-

Q: discuss the similarities and differences of a gram positive cell wall and a gram negative cell wall

A: The bacteria are prokaryotic organisms that can be characterised by the absence of membrane-bound ce...

Q: Below is an image of a plant cell. Which of the following statements correctly matches a component w...

A: DNMT or DNA methyltransferases are a family of enzymes that are responsible for catalyzing the trans...

Q: 12. A neurotransmitter works A. In the axon B. On the presynaptic membrane C. On the postsynaptic m...

A: A neurotransmitter is a molecule that transfers the signal from one neuron to another so, it is rele...

Q: Where are the sebaceous glands located? What do they produce, and what are the properties or functio...

A: Skin is the outer most covering of the body surrounding muscles of our body. It is the largest organ...

Q: Which of the following statements about base editing is correct? 1. It involves nCas9. 2. The end re...

A: Base editing  It is an alternative tool to HDR-mediated replacement. This facilitates editing of gen...

Q: QUESTION 4 Name the two types of sweat glands. Explain the difference in their location in the body ...

A: Our skin have small tubular structures which are responsible for the production of sweat, these tubu...

Q: Which unknown solution contains the highest concentration of sucrose? Three lab groups carried o...

A: Osmosis is defined as the movement of water molecules across the semipermeable membrane from the reg...

Q: raph belovw snows a(n... O pancreatic interlobular duct Intercalated duct portal triad O hepatic cen...

A: Histology is defined as the microscopic anatomy i.e., it is that field of biology which deals with m...

Q: What term refers to the red streaks seen on this patient's skin? Bubo O Myocarditis O Lymphadenitis ...

A: Inflammatory response takes when any kind of infection takes place in the lymphatic system.  Any inv...

Q: Eating too much Na+ will cause the kidneys to:

A: Eating too much Na+ will cause  kidney to reduce function leading to the decrease reabsorption of so...

Q: 8. Which of the following is not unique to animals? A) The structural protein collagen B) Nervous co...

A: Animals are heterotrophs, which means they must eat both live and dead animals because they cannot s...

Q: Which of the following statements about the CRISPR-Cas9 technique is correct? 1. Catalytically inact...

A: CRISPR-Cas9 (Clustered regularly interspaced short palindromic repeats-CRISPR associated protein) is...

Embryology