Question 30 Spermatogenesis. At the end of meiosis II, a spermatid cell will have which amount of dna in its nucleus? 2nr O 2n On nr

Q: Based on everything we have learned in this class we can confidently say that each sister chromatid…

A: Sister chromatids  These are two similar copies of the same chromosome that are formed by DNA…

Q: We find a mating pair of rabbits that consistently cannot produce a Viable pregnancy after mating.…

A: Zona pellucida- It is a membrane that encloses the ovum. It helps in sperm entry, protection of the…

Q: ways . in Metaphase 1 of Meiosis the cell will contain... How many homologous pairs?_(i)__ How many…

A: Disclaimer: Since you have asked multiple questions, we will solve the first question for you. If…

Q: Which of the following are benefits of asexual reproduction? increase in the number of shared genes…

A: The purpose of reproduction is to spread genes of one's own. Evolutionarily, asexual reproduction is…

Q: During which stage(s) of meiosis does DNA replication occur? A. Interphase B. Prophase I C. Anaphase…

A: Step 1 Every cell has the power to grow and divide to form new cells of the same kind. At the time…

Q: Question 21 The nucleus of the spermatozoan is found in the     axial filament     centriole…

A:

Q: The cortical reaction of sea urchin eggs functions directly in:

A: Sea urchin fertilization has been extensively studied.

Q: estion 29 ( Which of these could be the sex chromosome makeup of a person whose cells have Barr…

A: Female have two X chromosomes and males have sex chromosomes in the form of One X chromosome and one…

Q: Nondisjunction in _ leads to the formation of gametes that are all aneuploid. meiosis I meiosis II…

A: In this case, it is clearly evident that both types of aneuploidies namely trisomy and monosomy…

Q: Homologous chromosomes O are present in most diploid cells

A: Homologous chromosomes are chromosome pairs inherited from each parent. They have corresponding DNA…

Q: Question 1 A girl is born with Turner syndrome. Where did the non-disjunction event occur? Ir…

A: Females with "Turner syndrome" have delayed sexual development. They are generally sterile, having…

Q: Question 29 Which of the following is not characteristic of Metaphase II of meiosis? O Sister…

A: Introduction: The production of offspring by sexual reproduction includes the fusion of two gametes,…

Q: If a sexually reproducing orga each parent? A 7 . B 14 C 16

A: Genetics is a piece of science stressed over the examination of genes, genetic assortment, and…

Q: QUESTION 1 In females, meiosis is called oogenesis and it happens in the and makes a(n) O A.…

A: Sexually reproducing organisms have a reproductive system consisting of primary sex organs called…

Q: DNA synthesis occurs in which phase of the cell cycle? O Go G1 G2 OS-phase M-phase

A: 11. Cell division is a process of a parent cell replicating it chromosomal content and dividing…

Q: Which of the following occur when the fertilizing sperm contacts the ZP3 molecules 1. The oocyte…

A: The zona pellucida is considered the constitutive part of the oocyte, it is an extracellular matrix…

Q: QUESTION 10 If mitosis produced gametes in sexually reproducing organisms, then: chromosome number…

A: Q10. Usually, it’s done by meiosis, if it were to happen by mitosis each gamete will be a diploid.…

Q: The hormone that prevents FSH secretion to control follicle development is the O inhibits…

A: Estrogen is a hormone primarily produced by the ovaries in females, although it is also present in…

Q: GAMETOGENESIS. State whethear it is a developmental phenomena or not, support your answer. Question…

A: 1)Gametogenesis= the process of formation of gamets is called gametogenesis . Yes it is a…

Q: Question 9 Peaks of LH and FSH production occur during... the menstrual flow phase of the uterine…

A: The menstrual cycle is defined as the reproductive cycle that takes place in the reproductive system…

Q: QUESTION 3 Embryonic stem cells are harvested from: Blastocysts after implantation Embryos at any…

A: Embryonic stem cells are considered to the pluripotent stem cells that is obtained from the…

Q: QUESTION 1 Sister chromatids are separated from each other: only in mitosis only in meiosis I only…

A:

Q: At birth, a girl has in her ovaries many primary oocytes secondary oocytes that have started meiosis…

A: The female reproductive system consists of internal and external genital structures. The internal…

Q: QUESTION 1 Consider a diploid species with a diploid number of 30. Show your work and/or explain…

A: Meiosis is called reductional diision where the parent diploid cell give rise to haloid gamtes or…

Q: The mammal reproduction strategy that includes a mother laying eggs that hatch outside of her body…

A: Reproduction is the process of producing their offspring.

Q: QUESTION 1 Homologous chromosomes move away from each other during: fertilization O meiosis I…

A: Question 1:  Homologous chromosomes move away from each other during the anaphase of  mitosis . The…

Q: Question 4 Put the following events of neurulation in order, from first to last. Notochord signals…

A: Neuurulation is a process in which formation of neural plate, crest and groove occurs. This process…

Q: Not including crossing over (which significantly increases gamete variability), why are there…

A: Meiosis cell division is a type of reductional cell division in which germ cells are formed. Germ…

Q: What would be predicted to be the most common cause of chromosome translocations in Meiosis?   A.…

A: Chromosomal translocation: When a piece of one chromosome breaks off and attaches to another, it's…

Q: The process of development

A: The process of development refers to the formation of different cell types and organs in both plants…

Q: QUESTION 24 The gametes (eggs or spermatozoa) of a typical animal are: O haploid, with two copies of…

A: The gametes (eggs or spermatozoa) of a typical animal are of a specific nature. Here we will discuss…

Q: Secretory phase of the uterine cycle coincides with: O All the phases of the ovarian cycle O Resting…

A: The series of changes in the female reproductive system, with the thickening of the uterus for the…

Q: t causes an egg to grow in the ovary.

A: Answer: Luteinizing hormone (LH), the other reproductive pituitary hormone, aids in egg maturation…

Q: During the first few weeks of pregnancy, chorionic gonadotropin substitutes fo hCG that allows it to…

A: The human gonadotropin hormone(HCG) is a chemical messenger that plays a crucial role in pregnancy.…

Q: QUESTION 15 During what days of the uterine cycle is the endometrium of the uterus shed? (refer to…

A: Q15) Normal menstrual cycle has following phases viz Menstrual phase or menses: During this phase…

Q: Question 4 Meiosis: 1. Keeps the chromosome number constant generation to generation 2. Ensures that…

A: Meiosis ensures that all daughter cells have the diploid number of chromosomes. Meiosis is cell…

Q: Question 18 Ovoviviparous egg development O all of the above O requires copulation to get sperm and…

A: Ovoviviparity is defined as a form of reproduction that will take place between egg-laying oviparous…

Q: Question 10 (1 point) ✓ Saved Listen ▶ In humans, 2n = 46. What is number of chromosomes and DNA…

A: G2 phase stands for gap 2 phase. It comes after the S phase so, the DNA molecules have been…

Q: At birth, ovaries contain all the that person will make in their lifetime O Eggs Secondary oocytes…

A: Ovaries are a pair of reproductive organs found in the female reproductive system. They are in…

Q: an egg cell were treated with EDTA, a chemical that binds to calcium ions: The acrosomal reaction…

A: Physiologically, the acrosomal reaction requires presence of calcium ions for the reaction to…

Q: If a cell with 4 chromosomes goes through meiosis, what is the result?

A: Option A:  incorrect Option B:  incorrect Option C:  incorrect Option D:  Correct