Marsupials

Q: Examine the network motifs in Figure Q8–5.Decide which ones are negative feedback loops and whichare…

A: Introduction  Protein is the key biomolecule in the biological system, any important physiological…

Q: the cytoplasmic membrane is universally similar across the three Domains of life. Discuss this…

A: The cell membrane (also known as the plasma membrane (PM) or cytoplasmic membrane) is a biological…

Q: I. Euchromatin is typically gene-rich and composed of loosely packed DNA. II. Heterochromatin…

A: Chromosomes are the condensed form of chromatin. Chromatin gets folded and highly packed to form…

Q: Which of the following enzymes has the highest functional error?  a) DNA Polymerase I b) DNA…

A:

Q: 7. Assuming that these are the 12 microplates. What is wrong with the result of the test? What do…

A: ELISA is an acronym for enzyme-linked immunoassay. Antibodies in the blood are detected using these…

Q: O O O When CAMP is formed, it will activate: O Protein Kinase C O Protein Kinase A O G-protein O…

A: The immune system's controller, cAMP. Adenylate cyclases convert adenosin-triphosphate to cAMP.…

Q: In the course of evolution of the eukaryotic cell, the ability to store newly synthesized molecules…

A: Introduction :- Eukaryotes are organisms with a nucleus and other membrane-bound organelles in their…

Q: PROCESS: GASTRULATION

A:

Q: Since COVID19 RNA is able to replicate exponentially in human cells without being detected…

A: Covid is a disease caused by corona virus.  This is a epidemiological disease.

Q: A tumor suppressor gene (TSG) codes for a protein that is part of the system that regulates cell…

A: Normal genes that halt cell division or fix DNA errors are known as tumor suppressor genes. Such…

Q: True or false: positive sense RNA strands of viruses are treated like mRNA inside a host cell.

A: The meaning of a nucleic acid molecule, particularly a strand of DNA or RNA, in molecular biology…

Q: Why can’t new viruses be completely assembled in the nucleus of the host?

A: Viruses cannot entirely replicate in the nucleus since all the translationary machinery is in the…

Q: A common step in the isolation of cells from asample of animal tissue is to treat the tissue with…

A: A combination of trypsin and EDTA is often used to dissociate cells and tissues. Trypsin is a…

Q: Please answer part 1A and 1B please I will upvote then with a proper explanation for the correct…

A: Micro satellites are short short DNA segments  usually 1 to 6 base pairs  that is repeated multiple…

Q: When we exercise in the cold, we will regulate body heat through all except...   Shivering…

A: Introduction :- The hormone epinephrine, also known as adrenaline, is produced by the medulla of the…

Q: Presence of proximal and distal promoters in Drosophila melanogaster for alcohol dehydrogenase. Is…

A: Drosophila melanogaster is a species of fly in the family Drosophilidae. The species is often…

Q: Thomas hunt Morgan believed genetic mutations were the source if genetic issues and he expoxed flies…

A: The modern synthesis of biology defines the evolutionary theories (Mendelian genetics) that were…

Q: Which of the following is/are possible functions of proteins? O Receptors O Enzymes O Channels All…

A: Proteins are important nutrients for the human body. they may be one of the building blocks of body…

Q: The ____and_____ are grouped as Ecdysozoabecause they both molt.a. cnidarians/arthropods c.…

A: As they mature, all members of Ecdysozoa superphylum molt or lose their cuticle. They secrete a…

Q: Unlike Archaeopteryx, modern birds have_______ . a. a long bony tail c. a two-chambered heart b. a…

A: The oldest known fossil bird is Archaeopteryx, which dates from the late Jurassic period. It…

Q: 6. List two factors that can create incomplete or low quality data in genomics, and 2) their…

A: *Data integration is relevant in genomics because health related decisions depend on it.  * After…

Q: Direction: Explain the following in paragraph form consists of at least five sentences for each…

A: Introduction Sex determination is the process, by which the sex of the organism is initially…

Q: Acclimatization is adaptations in a lab-controlled setting.       True   False

A: Acclimatization is the beneficial physiological adaptations that occur during repeated…

Q: How do viroids and prions differ from viruses?

A: A virus is a small infectious agent which replicates only within an organism's live cells. Viruses…

Q: Natural Selection A Process of Evolution It wasn't until the year 1800 a man named Jean-Baptiste de…

A: Answer

Q: What kinds of molecules the cell membrane witho transport proteins? O Large and hydrophobic= O Small…

A: Cell membranes act as barriers and gatekeepers. Cell membrane is semi-permeable .Cell membrane…

Q: Most enzymes are: O Nucleotides Proteins O O O O Lipids O Carbohydrates

A: As we know that an enzyme is a biocatalyst that increases the rate of chemical reaction .All the…

Q: In the very first round of PCR using genomic DNA,the DNA primers prime synthesis that terminates…

A: It is a quick and versatile in vitro molecular biology technique for amplifying the defined target…

Q: In Labrador retrievers, some puppies have pink noses and some have black. Labrador retrievers with…

A: *Given that In Labrador retrievers some puppies have pink noses and some have black noses * And…

Q: 17 Refer to the table. Reaction Chemical equation (kcal/mol) 2 glucose → maltose + H₂O +4.0…

A: The chemical reactions take place with the change of energy. The spontaneous reactions release…

Q: For eukaryote cells to evolve into new types of eukaryotic organism, which of the following would…

A: a) All the cells in eukaryotes are not identical. Different eukaryotic cells vary in shape, size,…

Q: gene amplification results in larger amounts of gene products true or false

A: Introduction: The basic physical and functional unit of heredity is the gene. DNA is the material…

Q: 5. Examine the photo of the Trillium flower pictured at the right. (a) Is Trillium a monocotyledon…

A: Introduction Trillium is a genus of herbs belonging to the lily family with an upright stem…

Q: discuss the compositions of esophagus and lung tissue by comparing their density when placed in…

A: FEATURES OF THE STRUCTURE: The oesophagus is a muscular tube that connects the throat to the…

Q: Enter the corresponding section of mRNA produced from the following section of DNA template strand:…

A: DNA or Deoxyribonucleic acid is the genetic material for most higher organisms and some viruses. RNA…

Q: 1. Identical twins may show dissimilar phenotypes due to changed methylation patterns of the…

A: * monozygotic twins even they are genetically identical there will be some  variation in them the…

Q: 18. Which of the following entities has the largest interaction cross-section (most likely to…

A: Tissues are group of cells having similar function and structure.

Q: 3. In poultry, a gene C produces creeper (very short legs) in the heterozygous condition and is…

A: CC genotype produces lethal condition. Cc produces creeper. cc produces normal leg.

Q: Discuss the Pros and cons of using long-term antibiotics to treat acne.

A: Antibiotics are the substances secreted by one microorganism that causes the growth reduction of…

Q: What are limiting factors for steady-rate aerobic metabolism? Select 3 correct answer(s)     Fluid…

A: Steady-rate aerobic metabolism of the athlete is explained by the rate at which, the circulatory…

Q: 1. Stress can affect the epigenome of an individual. II. Depending on the affected site, epigenetic…

A: The phrase epigenome comes from the Greek word epi, which means "above" the genome. The epigenome is…

Q: Match each structure with its description.___ cloaca                   a. adjusts buoyancy___ swim…

A: Any biological thing which takes up space and is distinct from its environment is referred to as an…

Q: Describe the anatomical and physiological adaptations that aroseduring the transition to life on…

A: Life evolved underwater so the earth was totally covered with water at the beginning of humankind,…

Q: 4During the multiplication of a bacteriophage in its host cell, the specific viral growth phase…

A: Viral replication has 7 stages: Attachment Penetration Uncoating Replication Assembly Maturation…

Q: 1. Stress can affect the epigenome of an individual. II. Depending on the affected site, epigenetic…

A: Stress can have a direct effect on DNA through the mechanism of epigenetics, which means 'on top of…

Q: 13. A silent mutation A) does not change the protein that is produced. B) has a very minor change on…

A: In our existing nature, the mutation is very dynamic and it subjects to various types of heritable…

Q: 25. selective pre-mRNA degradation happens in the cytoplasm after the mRNAs have been translated…

A: Introduction :- MRNA degradation is the process of removing mRNA that is no longer needed in the…

Q: female calico cat has patches of black and white due to random x-chromosome inactivation a.…

A: * Calico cats are always femal and they will displays red and black based colors  depends on which…

Q: Figure Q9–2 shows a diagram of the human eye. Therefractive indices of the components in the light…

A: The term refractive indices tells about the calculation of light ray bending when passes to another…

Q: Both cartilaginous and bony fishes have______ . a. jaws d. a swim bladder b. a bony skeleton e. a…

A: The term vertebrate is derived from the word vertebrae, which refers to the bones that make up the…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.