Describe the following: 1) THREE successive stage of defences that are used by the host birds,  2) the adaptations that have evolved in cuckoos for overcoming each of them.

Q: Question 10 of 25 The smooth endoplasmic reticulum can be described in what ways? Select the correct…

A:

Q: A new virus is discovered. Its RNA genome encodes several proteins, including a reverse…

A: Introduction Replication is the process by which a molecule of deoxyribonucleic acid is created by…

Q: For the following sequence please design an 18 base pair REVERSE primer.  ATG TCA AAA GCT GTC GGT…

A: Primers are short single-stranded nucleic acid sequences that bind onto template strands and added…

Q: What are the the names of disaccharides and monosaccharides.

A: Carbohydrates, or carbs, are sugar molecules. Along with proteins and fats, carbohydrates are one of…

Q: O Prophase O Anaphase O Cytokinesis O Interphase O Interphase O Metaphase O Telophase O Prophase O…

A: In living organisms cell cycle plays very important role. During the process of cell cycle cell…

Q: Where are each of our macronutrients (carbohydrates, proteins and fats) chemically digested?

A: The process of digestion occurs in the different parts of the alimentary canal. Digestion begins at…

Q: The pyloric sphincter connects the: a. Esophagus and stomach b. Stomach and small intestine c.…

A: Pyloric sphincter is a ring of smooth muscle. It opens and closes to control the passage of…

Q: How could a nucleotide with a -NH3 (azido group) at 3' position be used to treat cancer, a disease…

A: Cancer is a diseased condition in which the cells divided uncontrollably resulting in the formation…

Q: Which of the following are characteristics of animal cells? Select the correct response(s): Their…

A: Eukaryotic cell is a more advanced type of cell which contain true nucleus and membrane bound…

Q: What is the probability of finding an example plant in the F10 generation?      ii. What is the…

A: Gregor Johann Mendel is the father of genetics and he worked on pea plants. In total, he studied…

Q: Question 21 of 25 What are Gram-negative bacteria? Select the correct response(s): They have a cell…

A: Knowing the type of microorganisms present in a sample is essential to choosing the best course of…

Q: Draw the following epithelial tissues below and specify which part of the human body can it be…

A: pseudostratified columnar epithelia is the type of respiratory epithelium found in the linings of…

Q: CITRATE TEST This test determines the ability of bacteria to use citrate as source of carbon and…

A: Citrate testing is used to determine the ability of the bacteria to use sodium citrate as the only…

Q: Question 22 of 25 Which of the following are descriptive of the eukaryotic DNA? Select the correct…

A: Eukaryuotic cell contajns eukaryotic DNA in its nucleus.  The Eukaryotic  cell is much developed in…

Q: Which of the following scenarios may demonstrate an organism selecting a resource non-randomly?…

A: Non-random resource selection In this type of selection, the resource is selected on the basis of…

Q: Huntington disease (HD) is an inherited neurodegenerative disorder characterized by gradual,…

A: Introduction Autosomal dominant trait: these traits are linked with Autosomes (22 pairs) of…

Q: Question 1 The following molecules can easily dissolve in the membrane. O Ca, Mg, oxygen sucrose,…

A: Cell is made up of phospholipid bilayer that is why it is selectively permeable and do not allow…

Q: Give examples, causes, and characteristics of microevolution.

A: Evolution is a natural process in which organisms get increasingly sophisticated through time. As…

Q: Draw the following epithelial tissues below and specify which part of the human body can it be…

A: Pseudostratified columnar epithelium also called as respiratory epithelium because it is found in…

Q: Was the entire NFAT3 protein in the prey vector that gave a positive rest it only a region of the…

A: The yeast two-hybrid technique is designed to find protein-protein interactions. The yeast…

Q: What makes Science different from other subjects?

A: Science can be defined as the pursuit of knowledge and understanding of the social and natural…

Q: Describe disaccharide and list at list three examples. Describe polysaccharide and list at list…

A: In our body the carbohydrate we take via food are breakdown into simple glucose for energy purposes.…

Q: Two diploid (2N) species of wheat are crossed T.aestivuma (N=15) and T.militinae (N=43), producing…

A: It is an example of Polyploidy breeding, induced chromosome manipulation. This condition arises…

Q: Question 9 of 25 Among the given organelles, which ones are present in animal cells but not in plant…

A: Introduction :  The basic structural and operational unit of a living being is a cell. The cells…

Q: Describe how thermodynamics and metabolic are relate

A: INTRODUCTION Thermodynamics : It is the study of relationship between heat, work, temperature and…

Q: 7. Water always moves from a hyposmotic/hyperosmotic to a hyposmotic/hyperosmotic (circle or…

A: Introduction :  The magnificent network of transportation networks found in living things is…

Q: Diagram the hybrid cross showing the segregation of genes responsible for grain color in rice…

A: Let Do Some Genes Coding First, Genes Coding For Black BB, Genes Coding For Red Bb And Genes Coding…

Q: 1. What is your deduction about the type of energy metabolism (i.e. is it obligately oxidative or…

A: Introduction Staphylococcus aureus is a bacteria which is coccus in shape. Staphylococcus is the…

Q: The reaction of Pseudomonas aeruginosa (positive) to citrate test  The reaction of Salmonella typhi…

A:

Q: Can a P1000 micropipette be used to accurately pipet a glycerol solution? Why or why not? What about…

A: We must obtain accurate and exact measurements in order to achieve adequate and effective…

Q: What is the fastest animal in the world? What is their top speed? How do they attack their prey?

A: Kingdom Animalia includes animals with varying speed .There are animals that can move only a few…

Q: Living things create energy through the breakdown of food into nutrients which the cell can use.…

A: Some animals(Goat, Cow) only eat vegetables, plant products such as leaves etc. They are called as…

Q: Are thicker roots (oak tree) better than thinner roots (palm tree)? Do thicker roots absorb more…

A: root, is a part of a vascular plant normally underground. Its primary functions are anchorage of the…

Q: n a community in which R elderly people and people with comorbidities are susceptible to a…

A: The growth of virus population is considered to be exponential. It is jointly proportional to the…

Q: The phylogenetic tree of the OCTN homologs below was generated with the following accession numbers…

A: OCTN is a small sub family  of membrane transport proteins that belongs to the larger SLC22 family…

Q: What changes in Radiation Protection criteria led to the use of Equivalent dose and Effective dose…

A: Radiation dose is measured as the amount of radiation exposure. There are three kinds of dose…

Q: Comparing Coca Cola and Starbucks Frappuccino, which one is the better choice and why?  Your…

A: Introduction An organism needs nutrients to survive, develop, and reproduce. Animals, plants, fungi,…

Q: You discovered a novel virus causing a new disease. Briefly describe how will you go about…

A: A novel virus is a newly identified virus strain that was earlier not discovered or identified. It…

Q: 2a) There are two different DNA polymerase enzymes, DNA Polymerase I and DNA Polymerase III, that…

A: Introduction DNA is the molecular structure that is composed of a pair of polynucleotide chains…

Q: Blood pressure is increased by all but one of the following, which is...? Select one: O a. increased…

A: >> c. decreased peripheral resistance. When the peripheral resistance decreases the blood…

Q: Renin. Select one: O a. Is a fat-soluble hormone involved in controlling metabolic rate, released…

A: The adrenal gland is present above the kidney. It is called the suprarenal gland. The adrenal gland…

Q: Which of the following would contribute to “glycogen sparing/preservation” during prolonged…

A: Introduction Animals, fungi, and bacteria all use the multibranched polysaccharide of glucose known…

Q: why is Symbiosis importnat to biodiversity?

A: Symbiosis can be described as an interpersonal relationship between two species in which they may…

Q: Fill in the blanks: In the peptide, SWEETLY, bond via its side chain. (Give the full name of the…

A: Explanation:    - A peptide bond is a form of chemical connection that facilitates the joining…

Q: What is the advantage of receiving a fecal transplant? O a. It is the least invasive way to try and…

A: Clostridium difficile is the bacteria that cause an infection called clostridium difficile colitis…

Q: Draw the following epithelial tissues below and specify which part of the human body can it be…

A: This pseudostratified columnar epithelium contains the bipolar receptor cells responsive to…

Q: The sequence of two beta strands are shown below: Beta Strand 1: Ala-His-Thr-Tyr-Met Beta Strand 2:…

A: Biological needs mostly influence protein forms and functions. Proteins play an essential role in…

Q: Give an example of population (ecology)

A: Ecology can be defined as a study of the relationships between organism and the environment in a…

Q: Prokaryotes are highly successful biological organisms found throughout the world. Their success may…

A: Prokaryotes are single celled organisms that lacks a proper nucleus and any other membrane bound…

Q: For the following sequence please design an 18 base pair forward primer.  ATG TCA AAA GCT GTC GGT…

A: Introduction :  Primers are short oligonucleotides that are chemically synthesised and complementary…

Evolutionary adaptations

Evolutionary adaptation is the process through which organisms adapt or adjust to their surroundings to increase the chances of survival, mating, and reproduction. An organism's behavior, physiology, and structure are adjusted or changed to make it more suited to its environment.