What are the two key concepts for this section?Define food security and food insecurity. Whatis the root cause of food insecurity? Distinguishbetween chronic undernutrition (hunger) andchronic malnutrition and describe their harmfuleffects. Describe the effects of diet deficiencies in vitamin A, iron, and iodine. What is overnutrition andwhat are its harmful effects?

Q: Suppose gram negative bacteria had a cell that completely enveloped the cell (the secretion systems ...

A: Answer :- If gram negative bacteria had a cell that completely enveloped the cell and the secretion ...

Q: The photomicrograph shown below is the:         Dense regular connective tissue     Dense irre...

A: Connective tissues are mainly composed of cells and fiber and such tissues are involved are to prote...

Q: What are the roles of Hox genes in the development of Nervous System

A: Hox genes are the genetic switches that are involved in turning on and turning off other genes as we...

Q: Question 6 Describe in 4 steps the condensation of eukaryotic DNA to chromosomes. Describe each one ...

A: The DNA condensation is achieved by mitosis which is divided into prophase, metaphase, anaphase and ...

Q: In Drosophila, males from a true-breeding stock with raspberry-colored eyes (instead of normal brown...

A: True breeding is a sort of mating in which the parents generate kids with the same phenotype as the ...

Q: B. Autosomal traits (genetically linked): Table 11 Practice Population 7 Character Segregating Eye C...

A: Question 1. Let's say, allele for eye colour: A & a Allele for eye shape: B & b From table 1...

Q: Are these alleles common or rare in humans?

A: Allele is a variant form of gene, humans can be diploid if they have 2 allele, with each allele inhe...

Q: How do xerophytic plants regulate the loss of water from the leaves under dry and arid environmental...

A: "ANSWER  Xerophytic plants are those who have variations that permit them to stay in warm and dry ci...

Q: you need to select one (DNA)forensic technologies and research a relevant case study of a criminal i...

A: There are various fields of forensic science that help in criminal investigation including: Forensic...

Q: Define aerobic and anaerobic metabolism. What happens when there is insufficient oxygen? Make sure t...

A: Answer 

Q: Describe one of the types of heterotrophs and what they eat

A: There are five types of heterotrophs are found on the Earth as given blow: 1.Carnivores eat the mea...

Q: Aaron accidentally touched the hot kettle. Explain what happens using your knowledge of withdrawal r...

A: The somatic nervous system has long been thought to be a subset of the peripheral nervous system. Th...

Q: D. 6.The B blood-type allele probably originated in Asia and subsequently spread to Europe and other...

A: Aim:  to know the concept about biological evolution, natural selection, genetic drift, analogy, and...

Q: Question 23 Which of the following is a nucleoside A. D. HO OH "NH но ÓH ÓH В. E. NH 2 `NH он HO-P=0...

A:

Q: What do you think happened if variations did not happen in the past?

A: Variation :- It is the differences between genes sequence among individual organisms of a species or...

Q: Homeostasis is best described as maintaining a(n): O stable and optimal internal environment O devia...

A:

Q: Question 5 Name 2 differences in the structural features of DNA and RNA and indicate the relevance o...

A: DNA and RNA are the two most common forms of nucleic acids. Nucleotides, which include a five-carbon...

Q: EcoRI Sacl Kpnl Aval ampR Xmal Smal lacZ BamHI Xbal Sall Accl HinclI Pstl Sphl HindIII Bam H1 Bam H1...

A: Answer :- Option (C) is correct. - 1. :- 

Q: Explain the theories of spontaneous generation and biogenesis.

A: The theories of spontaneous generation and biogenesis are two of the main theories that explain how ...

Q: and deschC the possible resuit that may rVed on an agar plate utilized a 4- reak quadrant method for...

A: There are few important points : We know that microorganism are present every where . All the equipm...

Q: Proteoglycans are often made up of glycosaminoglycans (chondroitin sulfate, keratan sulfate, and der...

A: Proteins are the basic building components of our bodies. They are big and complicated macromolecule...

Q: Retinitis pigmentosa, a group of related eye disorders that cause progressive vision loss, is due to...

A:   For retinitis pigmentosa , gene : R gene  RR and Rr genotype for disease and rr for normal individ...

Q: What steps should Dr. Bright and Dr. Idea take before they can begin marketing the machine?

A: Steps that should be taken by doctors before marketing of the machine is given below- 

Q: Explain Application of palynology in Botany , geology , archeology , criminology, medicine, honey,oi...

A: Palynology is the study of pollen and spores.

Q: WHAT ARE THE CONCEPT, APPLI AND IMPORTANCE OF THE FOLLOWING? I. Translocation through an artificial ...

A: Osmosis :  Osmosis is the spontaneous movement of solvent molecules through a semi permeable membran...

Q: ) Base excision repair requires polymerases. B.) In DNA repair by excision, the non-damaged strand ...

A: Solution : Correct option is d 

Q: The oxygenated and non-oxygenated blood of the arteries and veins that influence the color of the sk...

A: Lungs are essential parts of the respiratory system. A pair of lungs in humans are formed in such a ...

Q: what is plant habit

A:      INTRODUCTION      Plant habit is mainly  determined as a plant shape, texture and their formati...

Q: 1. If traditional breeding methods already allow an individual plant or animal to have the desired t...

A: Traditional breeding involves combining traits from different populations inside a species and after...

Q: A. Changes and damages to the DNA is permanent and has no remedy. B. Damage to the DNA can be revers...

A: DNA or Deoxyribonucleic acid, is the hereditary material that composed of two polynucleotide chain a...

Q: Please answer fast What was the dependent variable, independent varible and hypothesis of the paper...

A: Variables are defined as any type of characteristics that can deal with different values like age,  ...

Q: what is an enzyme

A: Proteins are the building blocks of the body. It plays an essential role in the body. Proteins are m...

Q: Bacterial cell walls are composed of_ O chondroitin sulfate chains O peptidoglycans O heparin O prot...

A: Bacteria are microscopic prokaryotic microorganisms that are ubiquitous . They neither possess true ...

Q: Discuss the process of evolution through natural selection. What could happen to the ecosystem and a...

A: Evolution is the most fundamental and organizing principles of the biological sciences and as such i...

Q: Based on the restriction enzyme specificities given below, which will generate blunt ends? Restricti...

A: When a DNA fragment is subjected to the action of a restriction endonuclease enzymes, it cuts the DN...

Q: Bryozoan and Hydroid polyps share several apparent similarities with each other when it comes to sha...

A: Protection The nematocysts of the polyps protect the bryozoan from predators like turbellarians and...

Q: Which statement about N-linked glycosylation is correct? O N-linked oligosaccharides are attached to...

A: The modification of proteins can be done by adding carbohydrate molecules. These are called glycopro...

Q: Given the electrophoresis profile of a Sanger sequencing result, what was the sequence of the origin...

A: The correct option is b 5'CCATTGG3'. Sanger sequencing ( method of DNA sequencing and it involves el...

Q: Based on the following, select if differential, selective, minimal, complex, & defined? Beef extrac...

A: The media are used to grow microbes in the laboratory. Since the nutritional requirements are divers...

Q: In which solution did potato cell intracellular fuild reach equilibruim with the solution?

A: * During potato experiment we can see the potato may shrink and may swell and may be in no change it...

Q: What is the difference between a transgenic plant and a plant produced through selective breeding?

A: Selective breeding entails pairing up parents with similar characteristics in order to create kids w...

Q: Explain how leaf surface area is correlated to plant transpiration and photosynthesis. Discuss the i...

A: 1.Transpiration :- Transpiration is the Universal process occuring in plant leaf specially is a wast...

Q: at is the Biological Hazard

A:

Q: Observation of the development of embryos in sea stars shows the mesoderm forming pouches bulging fr...

A: Sea star classification: Kingdom       :      Animalia Phylum          :      Echinodermata Supercla...

Q: How are chromosomes named on the basis of their centromere placement?

A: A chromosome is a thread-like structure that exists in living cells. It is made up of genetic materi...

Q: 1. Which organisms in the cladogram in figure 1 have fur and mammary glands? 2. Which organisms in t...

A: There are few important points that are as follows : We know that the evolutionary relationship of ...

Q: Describe the African savanna and explain why itserves as an example of how differences in climatelea...

A: Savanna represents the tropical grasslands with scarce trees. 

Q: How does the hair in our skin relate to its functions of protection, temperature control, waste remo...

A:   * we all know that our body skin had small hairs on it which will protect and control temperature ...

Q: Is it feasible for animals and the environment to continue evolving or do they eventually become end...

A: Evolution : It is defined as the change in the characteristics of the species with time over several...

Q: 3. Short answer: Why does taking the COVID-19 Vaccine give some people symptoms of disease? (What el...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...