1. Why has the hoatzin earned the nickname, "stinkbird? 2. Hoatzin chicks have unusual features associated with their wings. What are they and how are they used? 3. Members of one family of Gruiformes are used within native range as "guard dogs"-- Why?

Q: A team of scientists study a microorganism that lives in a wetland region. The organism is an…

A: Introduction Obligate anaerobes are microorganisms killed by normal atmospheric concentrations of…

Q: (True/False) Scientists have now been able to use the genomic data to determine whether a particular…

A: "Genes" are the fundamental unit of heredity. They store genetic information in the form of DNA,…

Q: Question 16 In base-excision repair, the first enzyme in the sequence is, _ creating a(n) _ site. (A…

A: INTRODUCTION Base excision repair This is a cellular mechanism that repairs damaged DNA.

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A: Introduction - When strep throat or scarlet fever isn't treated appropriately, rheumatic fever might…

Q: The heptapeptide repeat in the carboxy terminal domain (CTD) in the RPB1 subunit of RNA polymerase…

A: Answer :- Option (D) is correct. - Initiate transcription.

Q: Ultraviolet light principally causes which of the following dmages to DNA? A methylation of specific…

A: UV light can kill cells by damaging DNA to an irreversible extent. The light initiates reaction…

Q: Please Give a clear explanation handwritten answer.

A:

Q: For genotype: repP¯ lacP lacP* lacO* lacZ* lacY Select the best description of permease activity in…

A: A) Permease activity:-  Lactose Present; Glucose Present-- 4.lower than basal. Lactose Present:…

Q: . Why is Drosophila used extensively for genetic studies?

A: The characteristics which made an organisms particularly good mondel for genetic experimentation are…

Q: Natural selection means that the environment favors survival of some genotypes. From where does…

A: Natural selection can also give certain people a reproductive edge over others. Natural selection…

Q: Within an ecosystem, the total amount of energy produced initially by primary producers will be the…

A: Answer :- Option (A) is correct. - More than.

Q: Lidocaine is an anesthetic that is used to prevent the propagation of action potentials. Which…

A: The neurons are the nerve impulse generating and transmitting cells in our nervous system that have…

Q: Consider the components of fatty-acid degradation and fatty-acid synthesis on the left. The…

A: Fatty acid synthesis It is the formation of fatty acids. The pathway involves acetyl-CoA and NADPH…

Q: What is pecten and what is thought to be its function?  2. Please describe the typical hunting…

A: Note- As per Bartleby rules, we are supposed to answer only first three questions. Kindly repost The…

Q: Okazaki fragments are short DNA pieces that explain how

A:

Q: .What is the bottleneck effect?

A: Introduction In this question we will discuss about the

Q: Based on Figure 17-35, write a sentence stating howtranslocation can lead to cancer. Can you think…

A: Translocations were discovered cytologically for the first time in the late nineteenth and early…

Q: explain also.

A: PABP (Poly A binding protein) is a RNA binding protein which triggers the binding of eukaryotic…

Q: .Define autosome, hemizygous, homozygous, and heterozygous?

A: Genes  Genes are basic unit of heredity. They are present on the DNA.

Q: Q.3. Explain the terms: 1. Race 2. Breed 3. Cultivars 4. Variety

A: 1. Race- Different phenotypic populations within the same species may be referred to as a race. It…

Q: Name the four classes of bones? a) Long, short, regular, irregular b) Big, small, flat, bulged c)…

A: Bone is a mineralized connective tissue . The matrix of bone is made up of calcium and phosphate…

Q: Q.1. Enumerate the post-transcriptional modifications in a eukaryotir mRNA.

A: Transcription is the process by which DNA is converted into messenger RNA. The following are…

Q: 3. Describe the allosteric regulation of allosteric activation of the a-ketoglutarate dehydrogenase…

A: *Allosteric regulation is the regulation of an enzyme by binding effector molecule other than the…

Q: In a tetraploid B /B /b /b, how many quadrivalent possiblepairings are there? Draw them (see Figure…

A: The number of sets of well define chromosome that is term as homologous chromosomes in a cell's or…

Q: Describe one characteristic you see in organism 3 which might have had an advantage over organism 2.…

A: *Darwin proposed that Fossil records provides evidence that the living organisms has evolved a…

Q: (vi) Taqpep is a protease that controls tabby patterning in multiple cat species. A protease is an…

A: The Taqpep is a transmembrane protein of M1 amino peptidase family.  It is a protease enzyme means…

Q: a. The scale of a spectrophotometer extends from 1 to 100% T, what are the values of these two…

A: Ans a. Absorbance of these two extremes from percent transmittance ( %T) can be calculated by the…

Q: Explain the process of DNA replication.

A: Introduction In this question we will explain the process of DNA replication.

Q: What is psedupodia

A: Introduction :- A pseudopodium is a transient protrusion of a eukaryotic cell's cytoplasm.

Q: How to detect cancer? What are a few approaches to treat cancer?

A: Cancer can be detected in its early stages, and early detection is critical for successful…

Q: Sometimes, the young ones born have an extremely different set of eyes or limbs. Give a relevant…

A: Introduction We will answer the question in below step

Q: what to do when you have a stop codon while designing SGRNA for Crispr? I have design SGRNA but it…

A: CDS is a sequence of nucleotides that corresponds with the sequence of amino acids in a protein. A…

Q: Explain the function of a sac fungus ascocarp and how thisstructure forms.

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Q: This figure can be used to represent the sequence of events leading to the evolution of dark-furred…

A: Evolution is the change in the characteristics of a species over several generations and relies on…

Q: State the function of histones in DNA packaging.

A: Introduction In this question we have to state the function of histones in DNA packaging.

Q: iscuss the intestinal phase of gastric secretion regulation with examples

A: The digestive system is involved in a variety of processes, including food digestion and nutrient…

Q: Which of the following is not an example of homeostasis? Changing temperature Constant blood…

A: Homeostasis It is defined as the state of constant internal conditions( physical and chemical)…

Q: ___ refers to the collection of all alleles across all gene loci in a population. a) Genetic drift…

A: Introduction :- An allele is a variant form of a gene. It is found on a certain chromosome at a…

Q: Which of the following is the inner most layer of human eye? a) Retina b) Choroid c) Sclera d)…

A: Introduction - Our visual organ is the eye. Because of its intricate construction, an image can flow…

Q: 3' Shown is a segment of DNA about to be replicated. a) What is the sequence of the complementary…

A: The leading strand always form on the strand that is 3'-5' in direction.

Q: What are the primary and the secondary constrictions o a chromosome? What is the other name given to…

A: * primary constrictions is the centromere of chromosome and the chromatids of a chromosome attached…

Q: Question 33 RNA polymerase II: A is located in the nucleoplasm and transcribes the protein-encoding…

A: Transcription is the process which is required for formation of mRNA from template strand of DNA.

Q: In a Hardy-Weinberg situation, suppose that 253 out 400 individuals in a population express a…

A: * Hardy Weinberg equilibrium states that the allele frequency and genotype frequencies in a…

Q: Q.1. What causes adolescents to start using drugs? How can the use of drugs be avoided?

A: A few of the factors that lead to adolescents beginning to use drugs are as follows: Curiosity to…

Q: Which of the following helps Human sperm with locomotion? a) Flagellum b) Basal body c) Nucleosome…

A: Sperms are the male gametes produced in the seminiferous tubule present in testicular lobules.…

Q: The study of the b-globin gene helped establish the one gene-one polypeptide relationship. Which of…

A: Mutation is a random process. It leads to change the nucleotide in a sequence of a gene.

Q: Debra weighs 154 lbs and completes a maximal GXT. It was determined she has a maximal MET capacity…

A: MET: described as the ratio of the metabolic charge (power consumed) in the course of…

Q: Which of the following regions of a genome would be most likely to be a SINGLE CRE? A. A section of…

A: *Genome comprises all genetic information of an organism consists of nucleotide sequences of DNA.…

Q: what are the 7 indicator microorganisms that must not be exist in pharmaceutical products ? how we…

A: Microorganisms aid in the creation of various foods, the manufacture of medications, the…

Q: Match the following structures with their functions a. blood clotting b. matrix of blood and…

A: Human body is a complex machine required in many processes to function efficiently. To keep these…

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.