What refers to a digestive tract that is specialized with an anterior region to mix and churn food and a posterior region to absorb nutrients? Question 4 Which group of molluscs include fast predators, usually lacking external shells? Question 5 - What provides points of muscle attachment in arthropods?

Q: How and why does heart rate change with body position

A: Heart rate is the number of times the heart beats within a minute.

Q: Task 4.Compare the combined local anesthetics. Composition Aim of Trade name combinatory Clinical…

A: Anesthesia is temporary controlled loss of sensation or awareness . It is an induced phenomenon.…

Q: There are rare instances when protein is used for energy in the body. Which of the following…

A: Option A and B are correct.

Q: suggest a reason why it would be advantageous for eukaryotic cells to evolve elaborate internal…

A: Eukaryotes comprise several organelles that are membrane-bound. This helps the cells in…

Q: What if lost limbs or organs could be regenerated? • What if drug development and chemical testing…

A: * body has limitations and can ae to generate the lost tissue or cells by means of division but…

Q: How did the presence of molecular oxygen in the atmosphere affect early life?

A: Life originated nearly 3.6 billion years ago in the deep ocean.  The first organisms to be evolved…

Q: The Age of Reptiles corresponds to the (a) Paleozoic era (b) Mesozoic era (c) Cenozoic era (d)…

A: Molecular systematics assists biologists in interpreting fossil records to infer animal evolution.…

Q: Give an example of genetic traits. Explain 2.Give an example of genetic disorder. Explain

A: An inherited trait or genetic trait is a trait that is received by an organism from its parents.…

Q: Inbreeding Coefficient. Records from two different animal herds are provided. Compute for the…

A: Inbreeding coefficient  Inbreeding coefficient means the probability of two individuals having same…

Q: Question 3. How is the primer different in eukaryotic DNA replication than prokaryotic DNA…

A: Primer is a small sized single stranded monomeric nucleotide needed by all living creatures to start…

Q: Could hawthorn and apple maggot flies be considered an example of assortative mating? Explain your…

A: Assorting mating is a type of mating in which the organism mates with another organism that has…

Q: 19.As observed in animal stem cells, plant meristems are able to? Read and analyze the question and…

A: Stem cells  These cell are special cell that have potential to develop into any kind of cell or…

Q: Humans and chimpanzees share many common characteristics. How would you explain the similarities of…

A: *Evolution is the change in the characteristics of an organism for many generations based on natural…

Q: 1. Why is dexamethasone not routinely used instead of prednisolone, which is almost universally used…

A: Dexamethasone

Q: Wood duck is one of the most recognizable birds in the United States. In the late winter season, the…

A: Mutation is a change in DNA sequence. Mutation can occur from copying mistakes during cell division.

Q: Why do we call our heart myogenic?

A: Introduction In this question we will discuss why our heart is called myogenic.

Q: 2. Why is PCR useful?

A: Option d is the correct answer, that is V, I, II, IV, III. Explaination- First eukaryotes- App.…

Q: There are many immunotherapeutics now being used to immunomodulate recipients that are either fully…

A: Wellbeing and immunotoxicity appraisal of immunomodulatory monoclonal antibodies   Most remedial…

Q: RuBisCo is an enzyme that acts both as a carboxylase and oxygenase. Why do you think RuBisCo carries…

A: Introduction In this question we will discuss whether the RuBisCo carries out more carboxylation in…

Q: (i) Why does Neostigmine cause an increase in the twitch tension when the nerve is stimulated and…

A: Health epidemiology

Q: Give the different classes of each phylum. 1.    Phylum Cnidaria 2.    Phylum Mollusca

A: Phylum is a level of classification of organism or taxonomic organization which ranks below…

Q: Explain micturition.

A: Introduction In this question we will discuss micturition.

Q: Explain how genetic engineering saved strawberries.

A: Genetic engineering saved the strawberries.

Q: Competitive exclusion is rarely observed in ecosystems. Propose an explanation for this.

A: An ecosystem is a community of different species of living organisms and their physical environment.…

Q: Explain the following statement in 4-6 lines   1. Premalignant (hyperplastic or dysplastic) cells…

A: Cancer is an uncontrollable growth of cell. Cell multiply by the process know as cell division, by…

Q: As a genetic counselor, you inform Susan and John that a blood test for cystic fibrosis is…

A: Genetic counselor

Q: . a. What are all the transversions that can be made starting with the codon CGG?b. Which of these…

A: In molecular biology, a point mutation in DNA occurs when a single (two ring) purine (A or G) is…

Q: Consider the following wild-type and mutant sequences:Wild-type ....CTTGCAAGCGAATC....Mutant…

A: Introduction A mutation occurs when the sequence of DNA changes. Mutations can occur as a result of…

Q: . ECG depicts the depolarization and repolarization processes of a cardiac cycle. In the ECG of a…

A: The electrocardiogram (ECG) is the total amount of the action potentials of millions of…

Q: 14. a. What is the role of insulators? b. What would happen if there were no boundary elements for…

A: 14 .  what is the role of insulators? Insulators are the segments of DNA that functions as a…

Q: Devan is an athlete who always skips breakfast so he can perform his morning workout in a fasted…

A: So it should be carbohydrates and fat but it's not given. So we will choose option D - All of the…

Q: What if lost limbs or organs could be regenerated?

A: Note : As you have posted multiple questions, as per Guidelines for remaining answers please repost…

Q: es percentage of red blood cells

A:

Q: 2. Construct a unit concept map to show the relationships among the following set of terms. Include…

A: A microscope is a laboratory instrument to examine the objects that are too small to view through…

Q: explain how bacteria can be manipulated to contain a foreign DNA sequence or gene, how the…

A: Plasmid or vector transformation is the process by which exogenous DNA is transferred into the host…

Q: You are in your kitchen looking out of the window watching a group of people 100 m in the distance.…

A: The retina is the photosensitive layer in eyes that contain rod and cone cells. If light exposed on…

Q: Humans are living longer, and that increases the risk of getting cancer during their lifetime.

A:

Q: What technology is used to eliminate the activity of hte enzyme apha-amylase in plants?…

A: Bacillus subtilis, Bacillus stearothermophilus, Bacillus licheniformis, and Bacillus…

Q: 1. Causes spurious decrease in MCV

A: Cryofibrinogen

Q: In autosomal dominant disorders, the recurrence risk is ¾(75%) when one affected parent and one…

A: When a child receives one version of a mutant gene from one parent, autosomal dominant inheritance…

Q: Which is the longest organ of digestive system in human body? 1. Pancreatic duct 2. Small intestine…

A: The digestibe system: The mouth, pharynx (throat), oesophagus, gut, intestine (small and large),…

Q: Describe "biological evolution" and "fitness"

A:

Q: Describe the basic principles of the theory of evolution by naturalselection.

A: Darwin's Theory of Evolution is called natural selection and it is based on some basic concepts that…

Q: Name at least five different deficiency symptoms in plants. Describe them and correlate them with…

A: The five most common deficiency symptoms that appear in plants are as follows: Chlorosis Necrosis…

Q: What is the significance of step-wise release of energy in respiration?

A: Introduction In this question we will discuss about the significance of step-wise release of energy…

Q: In human body, the digestion of protein begins in which of the following organs? 1. Liver 2. Mouth…

A: The correct option is stomach.

Q: Why is not any one parameter good enough to demonstrate growth throughout the life of a flowering…

A: A plant's growth is considered to have occurred when the amount of protoplasm in the plant…

Q: can Bifidobacterium longum  help fast-growing plants?

A: Bifidobacterium longum which is a gram positive and rod shaped bacteria usually found in human…

Q: Posterior 5. Dorsal  6. Ventral

A: The standard body “map,” or anatomical position, is that of the body standing upright, with the feet…

Q: In human’s farsightedness is inherited by possession of a dominant allele A. If a man who is…

A: ANSWER;-

Microbial Isolation

Isolation of the microorganisms in microbiology is the process of developing a pure culture by separating one species of microbe from a mixture of many other species. A pure culture is a culture that contains only one species of microbe.