Disaccharides like lactose can barely get through dialysis tubing, but CAN NOT move across a cell membrane. What must happen to disaccharides and polysaccharides that we eat in order for our cells to use them as energy molecules? What must be present in the digestive tract for this to happen?

Q: How is it possible for strict anaerobic bacteria to cause a disease in humans? Strict anaerobe patho...

A: An anaerobic organism is a organism who does not require molecular oxygen for the  growth.

Q: 2. A woman has blood-types A and M. She has a child with blood-types O and M. The following men, hav...

A: The ABO and MN blood group system is based on the presence of specific antigen on the plasma membran...

Q: Which type of species produces many offspring , each of which has a small chance of surviving to mat...

A: Specialist species are species requiring very unique resources to live.They are less adaptive to new...

Q: Is zygote a living being? Discuss it in the sense of the properties of life.

A: Zygote It is the cell resulting from the fertilization of a secondary oocyte by a sperm.  The secon...

Q: Briefly describe what is signal amplification process using cAMP as the second messenger for example

A: Signal amplification : It is defined as an increase in the intensity of a signal through networks of...

Q: A fruit fly (Drosophila spp.) has 4 homologous chromosome pairs. What is its diploid number? 16 8 O4...

A: Genetics is the branch of biology that deals with the study of genes, their variation, and heredity ...

Q: B. What effect would the loss of nitrogen fixers have on the nitrogen cycle and the world? Justify y...

A: Atmospheric nitrogen is abundant but plants cannot utilize it directly without fixing it and here wh...

Q: What is the definition of a catabolic metabolic pathway? A pathway that releases energy and releases...

A: Metabolism is the collection of chemical events that sustain life in organisms. Metabolism serves th...

Q: a.)Know the types of models used in aging studies, from cells, to invertebrates, to vertebrates. b.)...

A: Health span and lifetime extension have been the focus of much biological study on ageing. Reduced m...

Q: Several experiments were conducted to obtain information about how the eukaryotic ribosome recognize...

A: The start codon is the first codon of an mRNA (messenger RNA ) transcript translated by a ribosome. ...

Q: 1. A man with type AB blood is married to a woman also with type AB blood. Show the cross by complet...

A: The probability - A blood - 25% B blood- 25% O blood-0% AB blood- 50%

Q: Using Osmosis, Balance, Compartment, Cell, Water, Permeability, and Membrane in your explanation. Ex...

A: The above-bolded lines are taken from the poem "The Rime of the Ancient Mariner" by Taylor Coleridge...

Q: What is Comorbidity ?

A: A disease is a disorder that affects the structure or function of all or part of an organism and is ...

Q: why are hemoglobin proteins made only in red blood cells and insulin proteins only in certain pancre...

A: The fundamental dogma refers to the sequence of events that allow information to be used and transfe...

Q: 4. What is the basis for the premis that acquiring knowledge about a particular animal phylum facili...

A: Definition: Kingdom- it is a taxonomic category, lies below the domain i.e. kingdom is second highes...

Q: WHAT ARE THE USES OF THE FOLLOWING MICROSCOPE AND THEIR RELEVANCE IN THE MEDICAL FIELD? -COMPOUND MI...

A: Microscope is an equipment that enable us to see magnified version of minute specimen and objects. D...

Q: A 5mL sample diluted 1:1 with trypan blue is counted using a hemocytometer. A total of 325 viable ce...

A: The hemocytometer is a counting chamber device originally designed and usually used for counting blo...

Q: Starch and Cellulose. Which one can be hydrolyzed by you and most mammals? Why? Also, discuss the r...

A: Introduction :- Starch is a polysaccharide made up of 1,4 connections between glucose monomers. The ...

Q: Give an example of application of recombinant DNA in the following fields: crop production, medicine...

A: Answer - Recombinant DNA (r DNA) is a technique by which we cut and paste DNA sequence of interest u...

Q: . a. A mouse cross A/a ⋅ B/b × a/a ⋅ b/b is made, and inthe progeny there are25% A/a ⋅ B/b, 25% a/a ...

A: Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half...

Q: What does Lactaid provide which allows this person to eat ice cream?

A: Lactaid is a enzyme supplement that helps the people who has trouble digesting the dairy products. 

Q: The following recombinant frequencies were found between genes A, B, C, D, and E. Determine the orde...

A: Mapping of linked genes on the chromosomes can be done by using the percentage or frequency of recom...

Q: Below are the results for your unknown organism:

A: Gram-negative bacteria cause diseases such as pneumonia, blood infections, incision, or wound infect...

Q: 1. Explain the pattern of inheritance and write in the genotypes of the numbered individuals. (a) (b...

A: The autosomal dominant or X-linked dominant disease is called single gene disorder as the disease re...

Q: Darkly pigmented skin is advantageous in the tropics because it a) Protects skin from frostbite b) ...

A: Skin is the largest organ of human body which has 7 different layers to protect from the exterior en...

Q: Mr. Fede runs an experiment to see if eating fatty foods raises cholesterol He uses two groups of ra...

A: Fats : These are one of the macromolecule . They are major and dense source of energy and they play ...

Q: What are the advantages and disadvantages of using the Slide Culture technique?

A: Slide culture technique is mainly utilized for the preparation of fugal colonies. Fungi are consider...

Q: How antiterminator hairpin is formed ?

A: Introduction: An operon is defined as a group of genes that have a common promoter and regulator and...

Q: what blood types would have the best and worst odds of finding a donor?

A: *Types of Blood groups are : A type of blood group(A positive and A negative) B type of blood group...

Q: Please draw out all possible combinations of gametes resulting from the independent assortment of th...

A: According to Mendel's law of independent assortment, alleles from two (or more) distinct genes are s...

Q: A man with type A blood marries three times. His first wife is type B. They have three children, typ...

A: For blood group A = genotype IAIA or IAI For blood group B = genotype IBIB or IBI For blood group AB...

Q: Do you agree withe the advancement of genetic engineering? Explain your answer.

A: Genetic engineering alludes to the immediate control of DNA to modify a life form's attributes with ...

Q: bud primordia

A: The young part of a plant that is almost ready to flower or unfurl new leaves is called the bud. 

Q: What is the major trade-off plants face when they undergo photosynthesis?

A: In the process of photosynthesis, plants take in carbon dioxide and water from the soil and air drop...

Q: The presence of Barr bodies in a cell indicates O the presence of sex-linked genetic disorder. O the...

A: Mammalian male have XY chromosome and females have two X chromosomes. Here one of the two X chromoso...

Q: Which evolutionary process leads to environmental adaptations in a population?  random mutations gen...

A: Natural selection is one of the main mechanism of evolutionary changes and the process responsible f...

Q: Consider the culture type in which growth was distributed throughout the entire medium and explain w...

A: The given culture could be mix culture and it satisfies the given conditions.

Q: How does one discover a new drug?

A: Researchers have received fresh insights into the sickness process as a result of the new medication...

Q: Which of the following is the most fundamental feature that enables the cell to function as a distin...

A: Cell is the basic entity of life. It is the most fundamental unit of life. Cells constitute to make ...

Q: What is peritoneum ? Write down its many layers?

A: The serous membrane is a thin membrane that outlines interior body cavities and organs such as the h...

Q: Detailed introduction of artificial photosynthesis?

A: Introduction: Photosynthesis is the process of preparing food in the presence of sunlight and chloro...

Q: Which group of invertebrates is most closely related to vertebrates? A. molluscs B. anneli...

A: Mollusca This is the second largest animal phylum. Are terrestrial and aquatic having an organ syste...

Q: Complete the table

A: Respiration means the process present in living organisms to produce energy using various types of c...

Q: Which of these is not a driver of sympatric speciation_ a. Reduction of gene flow in a population b....

A:

Q: Which of the following is the deadliest genotype for the Tay Sachs allele? O t O Tt O TT

A: Tay-Sachs disease or TSD is a lysosomal storage disorder. The cause of this disorder is a mutation i...

Q: Part 2. You perform the cross of the two EeHh rabbits and get the offspring shown below Wild type (n...

A: The chi-square test is the test done to know whether our data fits in one of the Mendelian ratios. I...

Q: _____is a quick way of describing a complex disorder. (fill in the blank)

A: The interaction of various enviromental factors and multiple genes causes complex diseases in humans...

Q: fter the mass extinction that occured 65 million years ago, mammals rapidly diversified to occupy ha...

A: Adaptive radiation is defined as the rapid growth of organisms that share a common ancestor and is d...

Q: ethical dilemma

A: An ethical dilemma takes place in a decision- making context where any of the available options requ...

Q: ectotherms

A: Ectotherms that live in regions where temperatures fluctuate seasonally avoid extremes by taking she...

Nutrition and Digestion

The process of consuming nutrients to utilize them for various biological purposes is known as nutrition. The substances absorbed from food are known as nutrients. They serve different important functions in the body, such as repairing wounds and damages, generating energy for metabolism, and regulating biochemical reactions.