14. Following fertilization, a zygote divides and soon becomes a multicellular embryo with many different cell types, as represented below. Which statement best explains this development? * 7voote

Q: 1. Summarize the events that occur from the fertilization to the development of an embryo. In plants…

A: Note: Please upload 2nd question separately.  Answer: Introduction: Fertilization is mixture of…

Q: 4. Some stages in the development of an individual are listed here. A = differentiation of cells…

A: When sperm fertilizes the ovum, then the formation of a zygote occurs. The zygote undergoes cleavage…

Q: 14. Name the stage of development in this fish embryo..

A: After fertilization diploid zygote (2n) is developed. Then it is undergoes several stages of…

Q: What is a yolk? What is its role in fertilization and development?

A: Extraembryonic membrane: The blastoderm in different species like birds, mammals, and reptiles give…

Q: contrast the embryonic development of the starfish and the sea urchin.

A: NOTE: Kindly repost for other questions. Dear Student as per the guidelines we are supposed to…

Q: 1. How is the reproductive system designed to perform its functions? 2. How do the parts (each part)…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: 8. Name the two indicated structures below the arrow, seen here in the PinuS ovule.

A: Plants are majorly divided into 2 types they are vascular plants and on vascular plants. Non…

Q: 5. How is milk produced from the mammary glands?

A: Mammary gland function : Regulated by hormones

Q: If an egg cell were treated with EDTA, a chemical that bindscalcium and magnesium ions,(A) the…

A: EDTA - Ethelene diamine tetra acetic acid is a chelating agent and is very effective chelator of…

Q: 6. Name the three major derivatives of the ectodermal germ layer.

A: The endoderm (inner layer), ectoderm (outer layer), and mesoderm (middle layer) are the three basic…

Q: 1)Name the event above. 2)Name the only TWO germ layers that give rise to your feet.

A: Answer1- Fertilization is a set of complex events that combine the combination of two gamete to…

Q: Why do sea urchins have external fertilization? What are the adaptive advantages of external…

A: Fertilization, also referred to as syngamy, generative fertilization, and impregnation is the fusing…

Q: 2. Organs develop from a zygote as a direct result of the processes of 1) fertilization and meiosis…

A: Ans: Zygote: The egg cells are fertilized by sperm cells to form the zygote and is also referred to…

Q: 4. During fertilization, what process allows steps 1-4 to occur, as shown here? Tail- Outer layers…

A: Fertilization is the process by which the male and female gametes fuse to form the zygote, which…

Q: List the stages of embryonic development and what happens at each stage

A: Human fertilization occurs when the haploid sperm cells fertilize the haploid gamete. Embryonic…

Q: 1-Propose continuous growth. an example of an (non-insect) animal with indirect post-embryonic…

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

Q: 5. In the Diagram to the left for each of the abeled ayer. (ectoderm, endoderm or mesoderm) organs…

A: During the process of gastrulation three embryonic layers are formed by which different organs and…

Q: 44- need help with following. please be specifiy about answer

A: Zygote is proudced by the fusion of male gamete (sperm) and female gamete (egg).

Q: Which cell contributes the necessary nutrition to the growing zygote? a a polar body b the egg…

A: Introduction: A zygote is a eukaryotic cell created when two gametes fertilise each other. The…

Q: 5) The body symmetry that allows for the body to be bisected into equal halves in only one plane is…

A: 5) The body symmetry that allows for the body to be bisected into two equal halves in only one plane…

Q: A female egg cell has two outer membranes how does the egg cell prevent polyspermy? if polyspermy…

A: Sexual reproduction refers to the form of reproduction that occurs through the union of male and…

Q: 22. When glucose levels in the blood rise, your brain sends a signal to your pancreas. releases…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: 4. What is the major control centers of oogenesis that secretes ecdysone? A. head B. fat bodies C.…

A: As per bartleby guideline we are allowed to answer only one question please post the other one…

Q: What is the difference between zygote and embryo?

A: The process of embryogenesis and fetal development initiate after the event of fertilization. It is…

Q: 9. It give some ideas on the developmental stages of certain animals * Chemical embryology…

A: It is related to developmental biology and embryology in which different stages of development of an…

Q: 3) Fill in the Venn Diagram comparing and contrasting Sexual and Asexual Reproduction. Have at least…

A: Reproduction is the process by which parents create new people or children. This procedure assures…

Q: 1. release of a mature egg from the ovary a. oviduct 2. term used to describe an embryo 8 weeks…

A: Reproductive Biology  Reproductive biology is the branch of biology which deals with the sexual and…

Q: phalization. What is its relationship to bilateral symmetry

A: Introduction In biology, symmetry is the ordered repetition of components in an animal or plant. In…

Q: List the stages of development once the egg is fertilized

A: The cycle in which a life form creates from a solitary celled zygote to a multi-cell creature is…

Q: 4. Look at the structures that the arrows point to below. What do these structures become once…

A: The structure shown in the above picture is termed as ovules.

Q: 2. Name the two ways fertilization can occur. a. Give an example animal that practices each. b.…

A: WHAT IS FERTILIZATION ? Fertilization is a process of combining of male gamete or sperm with female…

Q: 20. The structure that attaches the mammalian embryo to the placenta is a. hypothalamus. b.…

A: Reproduction is the process of producing young ones from the parent.

Q: 5. Explain the presence of numerous mitochondria in the sperm 6. What adaptations do sperm posess…

A: 1. The top of the sperm head is called the acrosome, which empowers the sperm to infiltrate the egg.…

Q: What is the difference between isolecithal and telolecithal? How may these features affect the…

A: Since there are multiple question in this particular question, I will answer your first one for you…

Q: 1. Suppose a woman has retained placental fragments that is causing extensive bleeding. Which test…

A: Following normal delivery, placenta must be delivered within 1/2 hour, otherwise it may result in…

Q: Iis the process whereby from each parent fuse to produce a new cell A. Gametogenesis, fertilization…

A: Hi, since there are multiple questions posted, only the first question is answered. Please post…

Q: 5. What are the four extraembryonic membranes in fetal development? A. O acrosome, placenta, plasma…

A: During the development of chick and other vertebrates, certain specialised embryonic tissue or…

Q: 1. Spermatogenesis is the process in which an animal produces 2. Oogenesis is the process in which…

A: *NOTE: Kindly repost for other questions Dear Student as per the guidelines we are supposed to…

Q: 8. In the schematic of spermatogenesis below: name the processes A, B, C and D and m labeled cells.

A: Spermatogenesis is the development of sperm cells in male reproductive organs or particularly…

Q: 1.Define a life cycle. 2. Explain briefly the difference between asexual and sexual reproduction. 3.…

A: Cells are the elemental unit in level of body organization . Numerous cell combine to form tissue…

Q: 1) What must happen to an ovum to prevent its loss during menses?

A: Ovulation is a process whereby is secondary oocyte is released from overy following rapture of a…

Q: From which of the following is the embryo developed? a) Trophoblasts b) Blastocoelen c) The…

A: In humans the period of pregnancy is about 39-40 weeks. This is called as gestational period. During…

Q: How many parents is needed in asexual reproduction? Sexual reproduction? 2. How will you describe…

A: Reproduction is the biological process by which new offspring are produced from parents, which is…

Q: 1. Shortly after implantation, tissue from the embryo normally grows into the wall of D с. C B d. A…

A: The given figure is that of female human reproductive system .