A human with the SRY gene would: a produce eggs during gametogenesis b have wolffian ducts degrade and ovaries form during development c have mullerian ducts degrade and testes form during development d have two X chromosomes e not have a bipotential gonad

Q: Anencephaly is likely caused by a problem with which of the following? a.) Primary Neurulation b.)…

A: Anatomy and physiology are the branches of biology, anatomy deals with the study of the structure of…

Q: Describe how the structure of the oviduct could help explain endometriosis?

A: Introduction There are three layers present in the uterus; myometrium, endometrium, and perimetrium.…

Q: Describe the process of mammalian and avian gastrulation

A: The basic procedure in initial development that proceeds in the emergence of 3  primary germ layers…

Q: In human oogenesis how many chromatids does a primary oocyte carry?  22/23/44/46 or 92

A: Gametogenesis is the process of synthesis of gametes .  It is divided into :- A ) Female…

Q: Identify 3 effects of Human Chorionic Gonadotrophin (HCG) pregnancy. Select one or more: ☐a. This…

A: Note -According to the guidelines only one question can be answered at a time. Hence, the first…

Q: The development of sex and gender is a good example of a developmental cascade because:   Group of…

A: Developmental Cascade:  Developmental cascades refer to collective influences on the development of…

Q: Why is a second polar body expelled after fertilisation?   a)   To remove excess cytoplasm   b)…

A: The second polar body is a small, non-functional cell that is produced during oogenesis after the…

Q: 24) The process of gametogenesis starts with a stem cell in the gonads and produces gametes used in…

A: Male and female gametes are formed by the processes of spermatogenesis and oogenesis, respectively.…

Q: Describe the events that follow contact of a spermatozoon with an egg and explain Polyspermy and the…

A: The term "embryogenic development" is sometimes used. This procedure involves the embryo's creation…

Q: Describe the biological basis for the 1 : 1 ratio of malesand females at conception in mammals.

A: The reproduction mode in the mammals is sexual with fertilization of the male and the female gamete…

Q: There are 6 major events in fertilization. Discuss the process of fertilization or conception, with…

A: Fertilization is a process in which male pro nuclei and female pro nuclei come together(fuses that…

Q: Compare and contrast the oogenesis and spermatogenesis in chicken and drosophila melanogaster

A: Spermatogenesis is the process of the formation of haploid stem cell known as spermatogonium. The…

Q: A mouse sperm cells has the genotype a b c d e it fertilizes an egg with the genotype a b c d e a.…

A: The combination of genetic material from a sperm and an egg during fertilization is an important…

Q: Which of the following can arise from a zygotic mitotic problem in an individual with a normal XY…

A: Following condition arised due to Error in zygote mitosis in an individual with XY genotype.

Q: It is important to be familiar with the process of sexual differentiation in typica developing…

A: In both males and females, the development of the reproductive system (both exterior and internal)…

Q: Gli3 and distal Hox gene expression Gradual reduction in distal Hoxd dosage Ноxd13 +/+ +/- +/+ +/-…

A: Hox genes specifies the identity of the limb region. It also sepcifies whether a particular…

Q: What events occur during the first week after fertilization?Use the terms zygote, morula,…

A: Embryogenesis is the development of a plant or animal embryo. Embryogenesis follows a sequence of…

Q: : 1. Neural Crest Cells 2. Somites 3. Stem Cells

A:

Q: Explain the chromosomal and genetic control of sex determination in mammals. Clearly establish the…

A: Mammals belong to the class Mammalia. They are vertebrates. It belongs to the kingdom Animalia and…

Q: Identify the stem cells found in ovaries of a female embryo/fetus

A: Stem cells are the cells that are special human cells able to develop into many different cell…

Q: Which of the following statements is true?   Genetics play no role in endometriosis.   Women who…

A: Endometriosis is a painful condition in which tissue that is identical to the tissue that lines the…

Q: In cleavage states what is blastomeres, 2-cell stage, 4-cell stage, and 8-cell stage.

A: The question asks to define the blastomere stage (2-celled, 4-celled, and 8-celled).

Q: Give the function/purpose of the following terms: germ layers ectoderm mesoderm

A: Introduction :  After implantation of the embryo into the uterus, the embryo differentiates into…

Q: Draw the end results of I, MI, and MII and fertilization showing how an XYY individual could occur.

A: Meiosis is a specialized type of cell division that occurs in sexually reproducing organisms.…

Q: Prepare a summary table on all the genes, molecules, protein factors responsible in the…

A: Sex differentiation is the cycle by which the interior and outer genitalia are modified to create…

Q: In-vitro fertilization occurs in the laboratory. The resulting embryos remain in a laboratory…

A: Fertilization The egg is viable for 12 to 24 hours after ovulation. Sperm are viable for 12 to 48…

Q: Which of the following is not true about cleavage? Choose all possible answers. a. “Making more…

A: Cleavage refers as a early cell divisions that occur when fertilized egg begins to develop into an…

Q: Which of the following is NOT correct about oogenesis? * O the oocyte undergoes meiosis to produce…

A: Gametogenesis is the process of gamete formation from the germinal cell. Spermatogenesis and…

Q: Explain why genetic mutations in asexual organisms lead to much more rapid evolutionary change than…

A: Reproduction is the biological process through which new individual organisms are produced from…

Q: What means to retain the ability to become any cell type—including germ-line cells and gametes—when…

A: Stem cells are the cells that are capable to convert to different cell types. These are present in…

Q: Puberty in females begins with the first menstrual cycle the development of breasts an…

A: Detailed explanation: 1st Option is incorrect because menstrual cycle occurs after puberty has…

Q: nderstood, scientists do know that high levels of the hormone estrogen lead to the formation of r…

A: Oxytocin is a peptide hormone that is produced by the hypothalamus and stored in the posterior…

Q: Neurulation in model vertebrates and in fly follows soon after gastrulation. Do vertebrates and…

A: "The development of the nervous system is a complex process that occurs during embryonic development…

Q: when a woman is injected with an egg fertilized in vitro, the probability of its implanting is 20…

A: Implantation The process of attachment of embryo with uterus is known as implantation.

Q: How many somites are there in mouse? In chicks? In humans

A: In embryology, a somite is among a series of longitudinal blocklike sections into which the…

Q: Draw a comprehensive flowchart, showing derivatives of all germ layers by using your own idea to…

A: Germ layers are formed during embryonic development. They form various organs and body structures…

Q: Which of the following are stages in the ovarian cycle? Select all that apply. The primary oocyte…

A: 1. The primary oocyte completes meiosis I and divides unequally, forming a secondary oocyte and a…

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