Why do males only need one (h) to express hemophilia?  A. males are more fragile than women B. males are missing an X chromosome C. males have weaker immune systems than females  D. males only have one X chromosome

Q: 40. Based on exposure to an atgen, which statement is accurate? a. the secondary response to the…

A: The immune system provides defense against invading pathogens. It is a complex network of cells,…

Q: 55. You get influenza (the flu). A month afterwards, everyone around you gets the flu but you do…

A: Influenza, or flu, is a kind of viral infection that affects the respiratory system the most. This…

Q: The disorder hypogammaglobulinemia is characterized by a decrease in the secretion of one or more…

A: BASIC INFORMATION  IMMUNE SYSTEM  It defends our body from the foreign particles which can cause…

Q: 5- ➖➖➖➖➖➖ is conjugated proteins. ✔ a. hemoglobin b. albumin d. globulin 6- Lowest antibody…

A: Basic amino groups (-NH2) and carboxyl groups (-COOH) are found in amino acids. Proteins have amino…

Q: In the recent past, the placenta, which is delivered after the birth of a fetus, was discarded as…

A: Recent research ahs revealed that placental steroids play important role in regulation of Treg cell…

Q: 35. What is the difference between a teratoma and an anaplastic tumor? A. Teratomas and anaplastic…

A: ▪︎Teratoma :Teratomas are germ cell tumors commonly composed of multiple cell types derived from one…

Q: These genes are involved in normal cell growth and division, but if mutated, could become more…

A: Oncogenes are tumour-causing genes. They are mutated and abnormal that leading to uncontrolled cell…

Q: Each calico cat has a unique pattern of white, black, and orange fur. Propose a mechanism that would…

A: "Chromosomal abnormalities" are genetic diseases caused by a change in one or more chromosomes or…

Q: How many Barr Bodies would a typical Klinefelter's Syndrome patient (XXY) have? Group of answer…

A: INTRODUCTION Klinefelter's syndrome This is a genetic condition in which the male born with an extra…

Q: We develop self-tolerance to molecules normally found outside the thy due to? a. AIRE gene b. MHC…

A: Self tolerance is the lack of an immune response,  particularly by T and B lymphocytes to antigens…

Q: Why are males  more prone to having x-linked recessive disorders? a. Because the y chromosome is…

A:

Q: CD4 cells are ___________ cells and CD8 cells are _________ cells.a. killer, suppressor b. helper,…

A: White blood cells (WBCs) play an important role in defending the body against antigens, like…

Q: A potential cause of acquired autoimmunity is ________. a. tissue hypersensitivity b. molecular…

A: Autoimmunity can be defined as the immune response of organism against their own healthy tissues.So…

Q: From the list of answers below (A-D) select the correct answer(s). There may be more than one…

A: Need to find which of the statement is right from the following.

Q: Which of the following correctly indicates the genetic sex of females and males, respectively?…

A: The sex of an individual is determined by a pair of sex chromosomes. Females have two of the same…

Q: What are the types of gametes that can be produced by an individual with the genotype AaBb? a. Aa,…

A: Hereditary qualities is the investigation of genes and attempts to clarify what they are and how…

Q: A person is heterozygous for ear shape. Ear lobes are dominant to no ear lobes. Which would be a…

A: Given that ear lobes In a trait and it can be either ear lobes or no ear lobes .

Q: Which blood allele is recessive?     A     B     AB     O

A: In 1901, Austrian immunologist Karl Landsteiner discovered the A, B, and O blood groups (ABO blood…

Q: The set of specific alleles on a single chromosome is known as what?   a. A phenotype   b.…

A: Alleles are the alternative forms of a gene and it determines a particular character or a trait.

Q: In order for a male to inherit a sex-linked (X-linked) disorder, he must receive the allele from: a.…

A: His mother only

Q: How does X inactivation contribute to a person’s phenotype? a. It controls the number and kind of…

A: X chromosome denotes one of the two sex chromosomes, another is the Y chromosome. Females are…

Q: Besides the Warrior gene, the only other genetic mutation directly correlated with “super-maleness”…

A: As mentioned in many scientific literature the warrior gene which is normally referred to as MAOA…

Q: The immunoglobulin that can cross placenta is: a. IgG b. IgE c. IgD d. IgM

A: Immunoglobulins are antibodies produced by the plasma cells in the body as a response to antigens.…

Q: What causes the delay in delayed hypersensitivity?a. inflammation b. cytokine releasec. recruitment…

A: Hypersensitivity involves the higher immune response towards an antigen or antibody. It is of four…

Q: Which of the following would not be classified as an initiating carcinogen? a. Water b. Benzopyrene…

A: Carcinogens are substances or exposure to radiation that have the potential to increase an…

Q: The process of generating the diversity of T cell receptors as t cells mature is done how? a.…

A: Immunity is the ability of the body to fight against foreign antigen in order to prevent any…

Q: Males can be said to be ‘weaker’ genetically because they are predisposed to disorders that are a…

A: Males can be said to be ‘weaker’ genetically because they are predisposed to disorders that are a…

Q: In genetic maternal effect, the phenotype of the individual is determined by which of these…

A: Genes located on nuclear chromosome obey mendelian inheritance and are segregated in typical…

Q: Match the gene on the left with the gene category on the right.…

A: Genes  Genes are the information coded in a DNA. They make our protein and enzyme. They are…

Q: 1. The gamete from which parent determines the sex of the offspring in lhumans? 2. Individuals that…

A: 1. There are two types of gametes one is male gamete which may contain either X or Y chromosome and…

Q: Identify the mismatched pair. (Select all that apply.) a. direct pathway of allorecognition: donor…

A: Answer is option e ),option f.), g.)

Q: If the allele encoding polydactyly (six fingers) is dominant why do most people have five fingers?…

A: Having additional fingers or toes (at least 6) can happen all alone. There may not be some other…

Q: The phenomenon of allelic exclusion ensures that B cells a. use only one V, D, and J segment…

A: The antibody is generally called immunoglobin that is present as a Y-shaped protein and is involved…

Q: which is male with small testes, enlarged breasts, The genotype XXY corresponds to nd decrease in…

A: The human contains 23 pairs (46) of chromosomes and deletion or addition of any number of…

Q: An individual’s ________ is its genotype

A:

Q: Determine the phenotype for each genotype using the information provided Yellow body color is…

A: In genetics, the genotype-phenotype terms are utilized. The term "genotype" refers to an organism's…

Q: Discuss how human skin color represents a cline.

A: Julian Huxley, an English scientist, proposed in 1938 that the Greek-derived word cline be used to…

Q: Specific genetic links have been shown for which of the following cancer? I. Cervical cancer II.…

A: Cancer refers to a group of diseases characterized by the abnormal growth and division of cells that…

Q: 5. Explain how a child can receive a different blood type than either parent using an example from…

A: ABO blood group is controlled by the multiple alleles. ABO blood group is controlled by three gene…

Q: Colorblindness is a recessive x-linked trait. Which genotype represents a male with normal vision?…

A: Color blindness occurs when you are unable to see colors in a normal way. It is also known as colour…

Q: Which of the following is a trait that both HPV and HIV share? A.Both have an RNA genome B.Both…

A: HPV and HIV both integrate into the host genome to affect the host.