Assume that in a certain population of giraffes, dark brown spots are dominant to light brown spots. If the frequency of dark brown giraffes is 56%, what is the frequency of the dark brown allele? Hint: the frequency that is provided is the frequency of a specific phenotype (i.e. not a genotype frequency)
Q: Thymosin - For the hormone Thymosin (in humans) what is; 1. the origin (gland that secretes the horm...
A: Thymosins are small peptide hormones that are found in many animal tissues. It is secreted by the th...
Q: What is genomic sequencing and what are the 3 primary ways of annotating a gene?
A: A genome sequence:It is the total nucleotides list that include A, C, G, and T for the DNA genomes w...
Q: Thin and thick filament are organized into functional unit called
A: The skeletal muscles are formed by the skeletal muscle tissues. These tissues have a striated appear...
Q: Distinguish between each of the following pairs of terms: Neutron and proton Atomic number and mass...
A: Neutron – They are found in the nucleus of an atom. They do not possess any charge on them they are...
Q: What do GMO mean as it relates to the environment.
A: GMO means Genetically Modified OrganismsGMO is any organism whose genetic material has been changed ...
Q: Describe how to activate (turn on) the GFP gene as well as the lac operon. What are the functions o...
A: The GFP (green fluorescent protein) gene express a 238 amino acid long protein called green fluoresc...
Q: What are some general tips in calculating allele and genotype frequencies? Examples of each will b...
A: Allelic frequency is calculated by dividing the total number of a given allele with the total number...
Q: Biochemistry: Site-directed mutagenesis, in which individual amino acid residues are replaced with o...
A: Enzyme activity is used to assess the catalytic activity of an enzyme. One enzyme unit (U) is the am...
Q: You are working in a biotechnology lab arid are analysing DNA. You obtain a sample of a short dodeca...
A: In a double-stranded DNA (deoxyribonucleic acid) molecule, the nitrogenous base pyrimidine hydrogen ...
Q: Please check all statements that apply to trichomoniasis. (NOTE: Please change all question marks...
A: Trichomoniasis or “trich” is caused due to a parasite found in vagina and urethra or at the head par...
Q: I am working on the scientific method and am confused on what a controlled variable is and what cont...
A: Hello, thank you for your questions. But according to our policy, we will be answering only the firs...
Q: Why are anatomy and physiology studied together?
A: Anatomy, histology, physiology, and embryology are the branch of science that deals with the human b...
Q: What is the most common element in the human body?
A: There are various elements that form the human body. The elements are important to regulate the cell...
Q: 6.) How does RNAi maintain the heterochromatin at the centromeres of chromosomes?
A: Heterochromatin is a form of DNA (deoxyribonucleic acid) that is dense or closely packed. It varies ...
Q: PLEASE HELPPP
A: Click to see the answer
Q: Which releases the greatest amount of energy? a. Anaerobic respiration b. Fermentation c. Glycolysi...
A: Adenosine triphosphate (ATP) can store, release, and transport chemical energy within cells. The hyd...
Q: How do you use a punnet square in determining how blood group is inherited?
A: Each person’s blood cells contain different combinations of antigens which determine the person’s bl...
Q: What are the characteristics of the Juxtamedullary nephrons?
A: The nephron is the structural and functional unit of the kidneys. It is made up of a renal tube and ...
Q: Why is it Koch's postulates cannot be used for the microbe E. Coli. What limitations does E.coli hav...
A: The virulence and pathogenicity is considered as the ability of bacteria to cause disease. Robert Ko...
Q: #17 You have isolated a gene that is important for the production of milk and wish to study its regu...
A: Orthologous genes are those which encode for the same protein which performs the same functions but ...
Q: 2) Myoclonal epilepsy and ragged red fiber disease (MERRF) is a human condition named for the ragged...
A: Myoclonic epilepsy:It is related to a family of epilepsies which are present along with myoclonus. W...
Q: What is hemoglobin? Why is it important to the function of red blood cells?
A: Hemoglobin, which is commonly abbreviated as Hb is a type of metalloprotein present in the Red Blood...
Q: What would be an example of humoral stimuli on a hormonal level? Would transport functions that incl...
A: The three stimuli that control the endocrine glands for the synthesis and secretion of hormones are ...
Q: Summarize the aspects of Neanderthal behavior and culture that strongly counter the assumption that ...
A: Several explanations have been put forward to justify the hypothesis regarding Neanderthal's inferio...
Q: Define hemolytic uremic syndrome (HUS). What populations are most vulnerable to this complication of...
A: Enterohemorrhagic E.coli (EHEC) is a subset of pathogenic E.coli that can cause diarrhea or hemorrha...
Q: 14) Do the cDNA libraries generated from a mouse brain and a mouse liver contain ALL of the same DNA...
A: A eukaryotic gene consists of coding (exons) as well as non-coding (introns) regions. During the tra...
Q: 16) What are THREE pieces of evidence that support the theory of endosymbiosis?
A: The endosymbiotic theory depicts how an engulfed bacteria and a large host cell can simply become de...
Q: List and briefly describe the function of 4 proteins used in DNA replication in a E. coli but NOT ne...
A: The process of copying a DNA molecule to produce its two identical copies is termed as the DNA repli...
Q: What are platelets? What are some of their secretory products? Explain the role of platelets in form...
A: Hey there! Since you have posted multiple questions, we are answering only first two parts of the qu...
Q: 2. Imagine you have mixed the following known concentrations of a solution. You then measured their ...
A: A standard curve or a calibration curve is a graph plotted against absorbance of known concentration...
Q: Condoms provide 100% protection against all sexually transmitted infections. True or False
A: A condom is a fitted tube that is thin and it is used by a man or woman during and before sex. A con...
Q: Tumor suppressor genes and oncogenes are implicated in carcinogenesis. However, one can predict whet...
A: Oncogene is a gene that is responsible for the formation of cancer cells in the body. Mostly the nor...
Q: WHat is trypsin?
A: Trypsin is a serine protease responsible for the hydrolysis of proteins in the digestive tract. It i...
Q: What is the difference between heterochromatin and euchromatin? What accounts for (or causes) the di...
A: The chromosomes appear as a mass of greatly fine tangled string called "chromatin." Chromatin is sur...
Q: Which of the following equations are true for double-stranded DNA? a) (%G+%T) =(%A+%C) b) (%G+%A) =...
A: DNA stands for deoxyribonucleic acid. It is a genetic material that passes from one generation to th...
Q: 26. Using the following DNA strand, write out the mRNA, and then the amino acids. DNA: 3' T- A- C- A...
A: Since we only answer one question at a time, we’ll answer question 27 (as you have already solved qu...
Q: What kind of negative feedback mechanism is place to ensure that sperm counts do t get excessively h...
A: Puberty begins in boys at the age of 12 where many physical changes occur due to sudden changes occu...
Q: What could be the reason why a woman only gets her period after puberty begins? A) Before puberty, h...
A: The lining of the uterus thickens and prepares an egg for fertilization. If the egg is not fertilize...
Q: Glucagon - For the hormone Glucagon (in humans) what is; 1. the origin (gland that secretes the horm...
A: Hormones are the secretions of the endocrine glands. Hormones regulate the metabolic activities of t...
Q: In some inherited cases, the normal prion protein can convert spontaneously to the abnormal form, bu...
A: Prions are proteins that are not properly folded and have the ability to transmit their abnormal sha...
Q: Explain how Ca2+, NOS/RNS and mitochondrial membrane transfer problems are inter-related and how/why...
A: Reactive nitrogen species (RNS) are the antimicrobial molecules derived from nitric oxide (•NO) and ...
Q: Describe why polygenic inheritance is much more important that simple single-gene dominant and reces...
A: Inheritance pattern in organisms follow mostly Mendelian principles. The three Mendelian principles ...
Q: The portion of the diencephalon producing a "diurnal hormone" is the a.epithalamus b.thalamus c. h...
A: The correct option is a) epithalamus.
Q: Can you please answer this question
A: DNA is a nucleic acid which possess the information which determines the characteristics of an organ...
Q: Aldosterone - For the hormone Aldosterone (in humans) what is; 1. the origin (gland that secretes th...
A: Hormones are the secretions of the endocrine glands. Hormones regulate the metabolic activities of t...
Q: Insulin, a hormone release in large part due to carbohydrate consumption and subsequent ...
A: Insulin is an essential hormone produced by beta cells of pancreatic islets. The insulin controls th...
Q: The acromial region is ________________ to the otic region. (medial or lateral)
A: The acromial region is the location where shoulder bones are present.Otic region present in skull ar...
Q: Where do the great vessels connect to the heart?
A: There are five great vessels that enter and exit from the heart, namely, the superior vena cava, in...
Q: Can you please do questions 20,21 and 22
A: Hello. Since you have posted multiple questions, we will solve question number 20 for you. If you wa...
Q: what is the physiologic significance of triglycerides?
A: Triglycerides are stored form of fats. Fats in our dietary intake are converted in to calories and u...