Q: How gene expression dictates and controls the physiology of differentiated cells ?
A: Differentiated cells are characterized by their specialized functions. The process of…
Q: What is the role of urothelium?
A: Introduction: Urothelium is found in the urinary bladder, ureter, ureter and calyces, and a section…
Q: Representative families Anacardiaceae Meliaceae Rutaceae
A:
Q: what evolutionary advantages does the amniotic egg have? explain how each component of the egg plays…
A: Introduction: Allow embryos to develop more quickly and extensively before hatching. Animals'…
Q: Describe the different ways in which fungi can have an effect on humans economically.
A: Fungi are one of the most important microorganisms that carry out essential functions which may not…
Q: What are some protective adaptations plants have from intense sunlight?
A: The unique features that allow plants and animals to thrive in a given environment. Adaptations are…
Q: Which of the following statements below will happen when a muscle is contracting? Point B will move…
A: The sarcomere is the structural component of muscle contraction. Myosin, a motor protein found in…
Q: Each PCR cycle has three steps: DNA sample denaturation, primer annealing, and elongation/extension…
A: Polymerase chain reaction (PCR) is a simple technique to amplify a DNA template to produce specific…
Q: Imagine that you are researcher trying to identify genes that were involved in the domestication of…
A: Given information Two types of tomatoes are mentioned which are domestic and wild tomatoes. Each…
Q: Under what conditions can the realized niche of a species exceed its fundamental niche? a. never…
A: Introduction Niche is defined as the relationship between a species and its associated environment…
Q: ▪ An important PK relationship at steady state is Cavg,ss=(FXD/tau)/Cl. This means that if a…
A: The Pharmacokinetic (PK) relationship represents the effect of the drug that is given at a specific…
Q: Individuals who possess a C allele at the R$429358 SNP, located in the 4th Exon of the ApoE gene,…
A: The Wright-Fisher model examines the alteration in frequencies of two alleles at a single diploid…
Q: ___________________ alleles are always expressed in the presence of another allele. recessive…
A: Alleles are two alternative forms of a gene. Alleles can be dominant or recessive. Dominant -…
Q: The painful or burning sensation caused by capsaicin in chili peppers is caused by its activation in…
A: Proprioception, otherwise known as kinesthesia, is your body's ability to sense movement, action,…
Q: What would the extinction rate be for a 30 square mile island that is 1000 miles from the mainland…
A: The number of species that would be extinct over a period of time is known as extinction rate.
Q: True or false? Codominance and complete dominance establish the same pattern of inheritance.
A: Introduction The inheritance of traits occurs due to the transfer of genes from parents to children.…
Q: Which ONE of the following statements is TRUE? OA Cardiac myocyte contraction results primarily from…
A: Given here are some statements . Following I will be discussing which among them is correct and…
Q: lactose a. Activation CAP lac I repressor allolactose b. Repression CAP lac I repressor CAMP с CAMP…
A: Lac operon consists of the cluster of genes. The letters depicted in the lac operon below are as…
Q: Mr A has come to the clinic today because she felt a lump in her breast while taking a shower. She…
A: Introduction Cancer is defined as the uncontrolled irreversible growth of body cells resulting in…
Q: Discuss how our new found knowledge about the epigenome could impact the age old discussion about…
A: Today Epigenetics is the study of how the environment and other factors can change the way that…
Q: What diagnostic tests are used to evaluate cardiac structure and function?
A: Four chambers make up your heart. The heart has four chambers: one on each side, two at the top…
Q: How a cell or tissue type differentiates duringdevelopment ?
A: Each individual is made up of billions of cells and each cell contains genetic materials in the form…
Q: Explain the importance of gut microbes for intestinal health ?
A: The human gastrointestinal tract is home to a complex and diverse ecosystem of microbes that play an…
Q: Relative fluorescence intensity (A.U.) 1.0 0.8 0.6- 0.4 0.2 dithionite 0.0+ 0 100 Liposomes…
A: Answer :- The erythrocyte extract given here contains enzymes/proteins known as phospholipid…
Q: Early in the twentieth century, what was the prevailing view of how land animals migrated across…
A: Migration is the movement of animals or birds from one place to other. Tthere are many factors…
Q: Explain about Cellular localization of proteins ?
A: Cellular localization of proteins is the process by which proteins are sorted and targeted to…
Q: Explain about the proteome ?
A: There is a specific portion of DNA called gene codes for a particular protein in a cell. Each…
Q: Epidemics are considered short-term outbreaks of diseases O True O False
A: Introduction: The term epidemic is derived from the Greek terms epi, which means "above or above,"…
Q: To discuss: The evolution occurring in viruses and other biological entities.
A: Introduction: A biological entity that can reproduce or transfer genetic material is known as an…
Q: If a double stranded DNA has 30 percent of cytosine, calculate the percentage of adenine in DNA
A: Introduction DNA is an organic molecule that holds instructions for synthesising proteins as well…
Q: If DNA concentration is 2 grams, what would be the molar concentration of human DNA in a human cell?
A: Introduction: DNA, or deoxyribonucleic acid, is the genetic substance found in humans and virtually…
Q: Bird Weight (g) 60 50 40 30 20 10 1,6 2,7 Sample -O- No Parasites With Parasites 3,8 Sample 4,9 5,10…
A: Answer BParasite presence and absence can be plotted on a bar graph as shown in option B on the…
Q: What is a pollinia? What other families studied has its pollen in pollinia?
A: The term "pollinarium" refers to a group of pollinia that can be either (1) all of the anthers of a…
Q: Describe that chytrids were the earliest fungal group to evolve from the common ancestor of fungi.
A: The most basic and prehistoric group of fungus are called chytrids or chytridiomycota. Despite some…
Q: Following your diagram/model, provide a written explanation for what your diagram/model depicts.…
A: Model demonstrating the transfer of mass and energy in plants as well as photosynthesis and cellular…
Q: An orchid species has flowers that resemble and smell like female bumblebees. The flower attracts…
A: Mimicry is an acquired appearance among a creature and organisms of a distinct species. Mimicry can…
Q: 2. After hiking for 2 hours you decide to stop at the above lake. You decide to go for a walk around…
A: A dangerously low body temperature results from your body losing heat more quickly than it can…
Q: 10. Diagram in detail the oxidative phosphorylation stage of cellular respiration demonstrating how…
A: Cells turn sugars into energy through a process called cellular respiration. Cells need fuel and an…
Q: Evolutionary Group(s) Refer to figure 2 on page 2 of the lab. What color(s) is/are this organism?…
A: Note: Please note that part 1 of the table "evolutionary groups" cannot be answered since some data…
Q: Please help complete the table and please include reference if there is
A: Introduction::Most important plant families worldwide • Asteraceae or Compositae (daisy family):…
Q: 7 On what part of a microcentrifuge tube should you write a label?
A: Introduction Centrifugation is the process that utilizes centrifugal force to separate particles or…
Q: "The Quest to Create a Synthetic Human Genome" Define this ?
A: A genome is the complete set of genes or chromosomes present in the cells of an organism. A gene is…
Q: Explain the importance of Proteomics ?
A: The extensive study of proteomes is known as proteomics. An organism, system, or biological setting…
Q: In the fetus, the blood with the highest concentration of oxyhemoglobin will be found in the: Select…
A: The foetal circulation is different to that of the circulation found in adults. This is because the…
Q: What are the common predisposing factors for development of heart failure?
A: The heart is the muscular organ and component of cardiovascular system.
Q: Imagine you have obtained extracellular single-unit recordings from a simple cell in V1 and mapped…
A: Receptive field:- it represents usually sensory space where the stimuli can change the electrical…
Q: Define about pseudogenes ?
A: Genes are the segments of DNA that code for polypeptides.
Q: Name the following ion channels are sensitive to pressure waves in fluid of the inner ear?…
A: Introduction The organs of hearing and equilibrium are a pair of ears that are situated on the sides…
Q: interactiosn between species A and B, what should be the control treatment? a. Species A by itself…
A: Synthetic assemblage studies are completed by removal experiments, which examine the relationship…
Q: • A green seeded plant is crossed with a heterozygous plant. What is the genotype of the…
A: Firstly let's understand the term heterozygous and homozygous and move on to the answer. Here 5…
Define countercurrent exchange as it relates to gas exchange in fishes.
Step by step
Solved in 2 steps
- Countercurrent flow of water and blood increases the efficiency of gas exchange in ______. a. fishes c. birds b. amphibians d. all of the aboveHow does gas exchange differ among the following animals: earthworm, grasshopper, fish, and bird?Define the term “exchange surface” and list four common features of gas-exchange organs in animals.
- Describe some structural and functional features that are commonto all gas-exchange surfaces in animals.How does the countercurrent exchange system increase the efficiency of gas exchange between a fish’s gills and blood?Describe physiological adaptations that enhance depth and duration of diving in animals such as seals.
- Compare and explain the gas exchange efficiencies of fish, birds, and mammals.Briefly describe the differences in respiratory needs and structures used for gas exchange in the squid, oyster, and a terrestrial snail.Explain some structural and functional features that are common to all gas-exchange surfaces in animals.
