Q: Genetically unique individuals are produced through ________. a. sexual reproduction b.…
A: Step 1 Reproduction is a characteristic feature of all organisms. It is the biological process of…
Q: is the transmission of DNA to offspring. O a. Development b. Homeostasis c. Inheritance d.…
A: Reproduction is a way by which new generation is delivered by the inclusion of male and female sex…
Q: consider a pig that has only fully formed ovary. how would this affect the pig's future…
A: Anything the gilt encounters before its first mating has the potential to influence its reproductive…
Q: At which stage of embryogenesis, major patterns of the internal tissues of the embryo have been…
A: Embryogenesis It is defined as a process which occurs after the process of fertilization of an…
Q: List and briefly describe the four stages that are thoughtto have led to the formation of the first…
A: The origin of cells was the very first stage in the evolutionary theory of life on Earth. The cell…
Q: Why is knowing information about embryo development important
A: EMBRYO DEVELOPMENT:- It is the process of formation of the embryo, starts with the fusion of male…
Q: by looking at the picture above, describe the events that take place during fertilization of an…
A: Stages of development: Fertilization · Embryonic development - Cleavage Fetal - Differentiation…
Q: Howw many different cell types would you find at the embryonic stages (cleavage, blastocyst, the…
A: After fertilization, the zygote and its associated membranes referred as the conceptus. During the…
Q: Gametogenesis requires the conclusion of meiosis II. When does this occur in females? a. During…
A: Step 1 The major events in human reproduction are gametogenesis, cyclic changes in the human female…
Q: Is it possible that an unfertilized apomictic embryo sac gives rise to a diploid embryo? Give a…
A: Flowers are the organs of the sexual reproduction in the flowering plants.
Q: Why does a mouse embryo develop faster than a human embryo, for example?
A: The similarities between humans and mice permit the study of the development of humans and their…
Q: Consider a human zygote. How many cells will be there after 4th round of cell division? Before 16th…
A: The male and female gametes are produced by the meiosis process and the gametes are haploid (n) in…
Q: The beginning of brain and spinal cord formation is termeda. cephalocaudal folding.b.…
A: Gastrulation process is characterized by formation of three primary germ layers, they are ectoderm,…
Q: Is this true or false? a. Fertilization is followed by a cleavage, a period of rapid cell…
A: The science of how plants and animals develop and grow is known as developmental biology.…
Q: Name the type of cell division that occurs in the cell of reproductive organs.
A: Cell division is the process through which cells divide their genetic material and cytoplasm. The…
Q: Nematocysts are a.) reproductive cells b.)excretory organs c.) set of muscle cells d.)…
A: Answer (e). Defensive cells
Q: ------ is the transmission of DNA to offspring. a. Reproduction b.Development c. Homeostasis d.…
A: Introduction: The environment is composed of a variety of organisms. These organisms grow and mature…
Q: Which diagram shows asexual reproduction occurring in a cell?
A: Reproduction is a biological process process in which an organism gives rise to young ones. It is…
Q: removing a sperm nucleus and injecting it into the egg, could this procedure ever produce viable…
A: Yes, it may fuse with the egg because due to non motility sperm can not able to reach to the…
Q: Which of the following is false? a. The endoderm, mesoderm, ectoderm are germ layers. b. The…
A: The fusion and amalgamation of the male spermatozoa with the ovum of the female are the…
Q: Generate a hypothesis that may explain how contact by a sperm to the outside of the cell membrane of…
A: Calcium is stored in large amounts in endoplasmic reticulum and is released at the time of sperm egg…
Q: Which of the following embryonic cell movements involves the desperation of cells from a continuous…
A: Gastrulation is the process where blastula implanted forms three germ layers, after week 3 of…
Q: only symmetric cell division whereas oogenesis involves asymmetric cell division
A:
Q: This diagram illustrates a type of reproductive process in an organism. Parent Offspring B. Based on…
A: Reproduction is the natural cycle by which new individual creatures – "offspring" – are delivered…
Q: Which of the following statements is incorrect?a. The placenta secretes hormones such as…
A: The placenta is a temporary organ that is formed in the uterus during pregnancy. The umbilical cord…
Q: Consider a human zygote, how many cells will be formed before 16th round of cell division?
A: The cell divisions follow geometric progression. In first division the zygote will be divided into 2…
Q: During embryonic development, unique cell layers develop into specific groups of tissues or organs…
A: The development of a plant or animal embryo is called embryogenesis. This process starts with the…
Q: According to this picture of embryos (early developmental stages), which two organisms are most…
A: Between all the organisms, some characteristics are similar and some characteristics are same. Based…
Q: what is the key aspect of development? a. growth b. lifespan approach c. progess d. evolution
A: Development is defined as the process of becoming bigger, stronger, better, etc. Development play…
Q: People could observe the development of an embryo before they had the tools to see cells and parts…
A: Before we had the technology to visualise the development of embryos, the physical emergence of life…
Q: The diagram below represents one stage during the human reproductive process. Fetus A- A function of…
A: Implantation is the process by which the blastocyst or fertilized egg attaches to the uterine wall.…
Q: Explain why sexually reproducing organisms need to have two different types of cell division. What…
A: Cell division is crucial for life.We are continously changing and growing every moment. For…
Q: Which mechanism prevents an ovum from being fertilized by multiple sperm cells? A. Once a sperm…
A: An egg should be prepared by only one sperm in particular. To forestall polyspermy, the zona…
Q: How do you make a three-parent baby? OA. Replace intended Mom's nucleus with a donor's nucleus. B.…
A: The sperm cell swims up to the egg and fertilizes it, leading to the formation of a zygote. This…
Q: Explain and elaborate sexual and asexual reproduction in both plants and animals.
A:
Q: Which is false about meiosis ? 2 A.Results in Daughter Cells with a full no. of chromosome. b…
A: Introduction :-
Q: If you observed fruit flies with the following developmental abnormalities, would you guess that a…
A: Step 1 Homeotic genes are the master regulators genes that control the development of a particular…
Q: you
A: Asexual reproduction Asexual reproduction is a type of reproduction that does not involve gamete…
Q: Match the tissue to the germ layer it develops from. Question Epithelium…
A: The three germ layers are particularly seen in vertebrates during the embryonic development.…
Q: How can one cell give rise to different types of cells
A: * As we seen our life begins with a single cell and it will leads to formation of organs and tissues…
Q: The process by which the structure labeled B is released from the structure labeled A is known as?…
A: The picture is showing the female reproductive system. It consists of ovary(A), Fallopian tube (C),…
Q: The expression of homeotic genes leads to a. the establishment of body axes. b. the formation of…
A: Homeotic genes are known to be the master regulator genes because they direct body structures or…
Q: What part of an infant’s body is said to stay in an immature state until needed to produce more…
A: Human stem cells are one-of-a-kind cells that have the ability to differentiate into a wide range of…
Q: You are studying reproduction in starfish (also known as sea stars). You are able to successfully…
A: Sexual reproduction is the process in which the male and female gametes fuse together to form a…
Q: A)How does a closed circulatory system function differently from an open circulatory system? And…
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: An additional notochord is grafted next to the developing neural tube. Answer the following…
A: The neural tube is an embryonic structure that eventually leads to the formation of the brain and…
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: Starting with a fertilized egg (zygote), how many cells would be produced after 4 rounds of cell…
A: Meiosis is process of cell division in which cell divides twice itself to produce 4 daughter cells…
You are studying reproduction in starfish (also known as sea stars). You are able to successfully extract sperm and eggs from individuals in the lab and artificially fertilize the eggs. What is the first thing you expect to see in the zygote/embryo after successful fertilization?
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
- Which of the following will result in identical twins?a. fertilization of two eggs by two different spermb. division of a zygote into two masses before differentiation has begunc. fertilization of two eggs by the same spermd. fertilization of one egg by two different spermWhich of the following does not occur during cleavage?A. Rapid DNA synthesisB. Cell growthC. Differential distribution of nutrients and information moleculesD. A rapid series of cell divisionsE. Formation of the blastulaYou are studying reproduction in starfish (also known as sea stars). You are able to successfully extract sperm and eggs from individuals in the lab and artificially fertilize the eggs. What is the second thing you expect to see (from this list) in the zygote/embryo after successful fertilization? Group of answer choices A. development of a barrier against sperm entry B. rapid cell division without growth C. rapid growth and cell division D. development of organs
- After the sperm cells enter a synergid, one fertilizes the egg in a two-step process. First there is fusion of the sperm cell’s protoplasm with that of the egg, a step called ______________________________. Then the sperm cell nucleus fuses with the egg cell nucleus, the second step, called _____________________________.Which of the following does NOT aid the sperm in fertilization? * Increased mitochondria Cytoplasmic bridge Acrosomes Flagellum development Hyaluronidase & proteaseThe chart above shows the structures and processes that form the extra-embryonic and embryonic membranes. Place the number in the blank that corresponds to the correct membrane that forms the system, or the structure that is formed by the membrane. Record the answers in the box in the same order as you entered the numbers from top to bottom. ____ Endoderm ____ Ectoderm ____ Umbilical Cord ____ Chorion ____ Circulatory System ___________
- evel Basic Features of Reproduction Which of the following features does not differentiate asexual reproduction from sexual reproduction? Asexual reproduction involves a single parent but it is not the case in sexual reproduction. Sexual reproduction does not involve gamete formation but asexual reproduction does. Asexual reproduction does not involve mitosis while sexual reproduction does. I. II. III. (a) I and II (b) II and III (c) I and III (d) I, II and IIIOrder the events leading to the sperm's nucleus fusing with the egg's nucleus. Question 1 options: sperm's nucleus is released into the egg's cytoplasm sperm burrows through the orona radiata sperm's nucleus and egg's nucleus fuse sperm's cell memrbane fuses with egg's cell membrane sperm's acrosome enzymes burrows through the zona pellucida the zona pellucida changes so that any new sperm's acrosome cannot burrow through the zona pellucidaComplete the steps in sexual reproduction on animal and plants by arranging the words on the diagram.A. Animal sexual reproductionEgg cell Embryo Fetus Fertilized egg Fertilization Sperm cell ZygoteB. Plant sexual reproductionEmbryo Fertilized egg Fertilization Fruit/Seed OvumPollen Pollination Zygote
- Select ALL of the following that occur during spermiogenesis: Microtubules form a flagellum The nucleus condenses O Proteolytic (digestive) enzymes are bundled in an acrosomal cap Excess cytoplasm is shedCompare asexual and sexual reproduction. Cite the advantages and disadvantages of each type of reproduction. Brief answer onlyIdentify each of these statements as ones that describe asexual reproduction (A),sexual reproduction (S), or could describe both (B) forms of reproduction. Writeyour answer on the space provided before each number.B= BothA= Asexual ReproductionS= Sexual Reproduction1. organism does not need a mate to reproduce2. takes some time to create offspring-3. the offspring are not the exact copy of their parent/s4. it is a quick process5. does not need to develop special cells for reproduction6. environmental changes affect all individuals-7. may only be able to reproduce with a limited number or may notreproduce at all_8. offspring are reproduced9. characteristics are passed down to the next generation10. many new organisms are created in a short period of time11. dogs and cats reproduce this way12. amoeba, yeast and bacteria reproduce this way.13. plants reproduce this way14. production of gametes is necessary15. its purpose is the survival and continuity of species