Question 18 Ovoviviparous egg development O all of the above O requires copulation to get sperm and egg together keeps embryo safe inside mom depends on yolk for embryonic growth avoids putting a shell or using a placenta

Q: QUESTION 17 What is neurulation? O a. The process by which structures become complex and…

A: Some transcription factors play a key role in the formation of the neural tube. These transcription…

Q: Question 20 Fruit fly embryos, show superficial cleavage, where the peripheral nuclei in a syncytial…

A: Introduction Drosophila melanogaster is a species of fly which is also known as the fruit fly, the…

Q: In a newly fertilized egg, the vitelline layer O secretes hormones that enhance steroidogenesis by…

A: In Sea urchin, a capacitated sperm first crosses zona pellucida layer then it passes through…

Q: At which embryonic event would one be able to first distinguish a diploblastic embryo from a…

A: Answer: In reproduction process after the fertilization of female egg cell with sperm male cell…

Q: Frog Tes

A: Figure 1 :  1) seminiferous tubules 2) seminiferous tubules 3) Spermatozoa 4) 4) Inter tubular…

Q: Each egg cell develops in its own fluidfilled space called a/an _____.

A: Each egg cell develops in its own fluid-filled space called a/an Follicle. The follicle assumes a…

Q: Question 1 of 5 Which of the following findings would be expected in a 20-week-old fetus? Select all…

A: These findings would be expected in a 20 - week old fetus:- Skin is covered in vernix and lanugo:-…

Q: What structure provides oxygen to the growing organism? placenta uterine wall embryonic disk neural…

A: Fertilization is the process of fusion of male and female gametes that takes place inside the…

Q: Parthenogenesis only occurs in Animals with separate sexes that produce egg and sperm, but how is it…

A: Parthenogenesis is the production of offspring without a result of fertilization event.

Q: Fertilization triggers the egg to complete meiosis II.     True   False

A: Fertilization triggers the egg to complete meiosis II.  The statement is TRUE.

Q: If a woman is DdHH, how many different types of eggs can she produce?   Question 7 options:   2…

A: The segment of DNA that can produce a polypeptide is called gene. It is an inherited factor that…

Q: Which statement below concerning oogenesis is FALSE? About half the oogonia complete mitosis between…

A: Introduction  The life starts from single cell called Zygote. A zygote is formed by the fusion of…

Q: D Question 1 The function of the epididymis is to O produce hormone store sperm temporarily O…

A: The male reproductive system consists of the following organs - a pair of testis, a pair of…

Q: Question 20 Spermatogenesis. Which is the correct order of events? O spermiogenesis, mitosis,…

A: The ancestry and expansion of the sperm cells within the male reproductive organs is Spermatogenesis…

Q: Questic Immature connective tissue is known as :

A: Tissue consists of group of cells which are similar in origin, structure and function. There are…

Q: Question 7. When does differentiation occur in egg development?

A: Cellular differentiation is a multi-step process involving the coordinated regulation of genes by a…

Q: Step 2: Female Gamete Trace the female gamete from its earliest sta and enters the uterine tube.…

A: The ovaries are the female gonads. The paired ovals, each about 2 to 3 cm long, are about the size…

Q: What are sex cells called (choose all correct answers)? O germ cell O gametes O eggs O sperm O…

A: Higher eukaryotic organisms are composed of two fundamental types of cells; the germ cells and the…

Q: Label the 48 hr chicken emrbyo

A: Embryo It is a product of fertilization that results from the fusion of an egg and a sperm. The…

Q: __is the production of gametes (sperm and secondary oocytes). A- Spermatogenesis B-Oogenesis C-…

A: Introduction The reproductive system is a bodily organ system that includes both male and female…

Q: Question 81 What process ensures a new indiv Meiosis

A: A parent cell divides into two or more daughter cells in the course of cell division. Normally, cell…

Q: female reproduction system diagram

A: Sexual reproduction is the process by which organisms produce offspring by making germ cells called…

Q: 00

A: In humans, implantation is the level of the human replica at which the embryo adheres to the wall of…

Q: The embryo sac is made up of only three cells. O True False

A: Introduction The female reproductive cells, which include the integument, the nucleus, and the…

Q: Draw the chromosomes in the zygote (cell after fertilization) egg cell fertilization sperm cell

A: Sperm cell is the male gamete and egg cell is the female gamete. Gametes are haploid in nature. Male…

Q: Which statement about human reproduction is correct? In humans, spermatogenesis and oogenesis both…

A: Human reproductionIn human reproduction, male and female gametes formation occurs. The process in…

Q: Blastocoel Visible nucleus O Archenteron Blastopore O Fertilization envelope

A: Formation of the fertilization membrane/fertilization envelop  The most important changes that…

Q: What are sex cells called (choose all correct answers)? O germ cell O gametes O eggs O sperm O…

A: Sex cell/Gametes A gamete is a haploid cell that fuses with another haploid cell during…

Q: Question 6 Which of the following will develop from the mesoderm layer ? Oral cavity lining O…

A: Mesoderm is a germ layer that is present between the ectoderm and the endoderm. It is one of the…

Q: Which of the following describes the characteristic of ALL living things? * All living things are…

A: From hills and seas to animals and plants, we may discover a variety of things everywhere. The world…

Q: after two weeks? Select one: Oa. First Three Days After Two Weeks Endometrium Amnion Ob. First Three…

A: Answer. Histologically, the uterus consists of three layers of tissue: Perimatrium, myometrium, and…

Q: Meiosis produces what kind of cells? Leukocytes Cardiac cells Stem cells Gametes OErythrocytes

A: Meiosis produces haploid cells where chromosome number becomes half ie meiosis is a reduction…

Q: Question 13 If a woman is NOT pregnant, which of the following will occur? O corpus luteum dies…

A: The menstrual cycle is a natural process in females in which some hormonal changes occur in females…

Q: Whee does meiosis takes place

A: Meiosis is the type of cell division in which the number of chromosomes is reduced to half. The…

Q: When the embryo is implanted, what developmental stage this be? cleavage fetus blastula gastrula

A: Sexual reproduction in humans includes a fusion of sperms and eggs to form a zygote.

Q: QUESTION 2 The best definition of ectopic pregnancy is: O Pregnancy in which fertilization occurs in…

A: In case of normal pregnancy, the implantation of fertilized egg can be observed in the uterus, which…

Q: At what phase of development would a mouse embryo appear me similar to a chick embryo? Blastula…

A: THE STAGE OF DEVELOPMENTIS BLASTULA STAGE.

Q: Which of these means that the yolk distribution to only one side of the egg? O Centrolecithal…

A: The process of the formation of new organisms from the existing organisms is called reproduction. It…

Q: What type of cell would result from meiosis?   liver neuron epithelial egg

A: In sexually reproducing organisms, meiosis is the division of germ cells through which male and…

Q: QUESTION 3 Which of the following statements is true regardng neurulation? The notocord is formed…

A: D. The notochord produces signals that induce neural tube formation.

Q: The cells of sexual reproduction genes chromosomes gametes zygotes are called

A: Sexual reproduction is the process of creating new organisms by combining the genetic information of…