The ______ carries food and water to the developing zygote.

Q: ......... is not developmental event in human and frog.   After fertilization rapid cycle of…

A: Fertilization is the event that marks the fusion of the female and male gamete which leads to the…

Q: Normally after how many days an ovary release an egg.

A: Every 28 days, an ovary release one mature egg that lives for 12 to 24 hours.

Q: Which phase of development does blastopore form Cleaveage Organogenesis Blastulation/blastula…

A: Gastrulation  is the phase of development in which blastopore form Cleaveage. Blastopore is a…

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: Which of the following structures secretes the hormone that sustains the corpus luteum during the…

A: Corpus luteum is a temporary endocrine structure involved in ovulation and early pregnancy.  The…

Q: GENESIS: Give the significance of the following: 1. sperm mitochondrial migration:  2. Nucleolar a

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

Q: Fill in the blank:  _________________ on the inner lining of the uterine tube aid in moving a…

A: Embryo genesis is the formation of embryo and for this process to occur, ovary releases an…

Q: Make a short poem about reproductive system

A: ANSWER: A short poem on Reproductive System is narrated below.

Q: 12 10 13

A: The life of multicellular organisms start in a single cell called zygote which is formed after…

Q: The _______ is an important structure for waste storage in birds and some mammals, but not in…

A: Extraembryonic membranes are the layers enclosing the embryo inside the uterus. There are four…

Q: Name the third tier of embryonal cells in pinus formed.

A: All plants come under the kingdom Plantae. They are eukaryotes, multicellular, and having cell…

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: Cleavage produces daughter cells called ________.a. trophoblastsb. blastocystsc. morulaed.…

A: Cleavage is described as the procedure of cell division in early embryo to generate a cluster of…

Q: In a female human, the oogonium forms when the female is a _____________.

A: Singular word – oogonium, the plural word is oogonia. Oogonia is an immature female reproductive…

Q: Birds, reptiles and insects have something in common as far as the development of their embryos.…

A: Answer :- Birds, insects and reptiles are higher vertebrate . All of these are developed from…

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: 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: 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: Approximately 3 days after fertilization , the following structure develops * O blastomere O morula…

A: The development of the human embryo originates by the fusion of egg and sperm(fertilization), which…

Q: Gametogenesis Label the grasshopper testis slide.

A: Grasshopper It belongs to the group of jumping insects. The jumping insects are of suborder…

Q: the box below. ovaries testes semina! vesicles cloaca ovarian tubes spermatheca oviducts ovarioles…

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

Q: 8 2 m

A: The given diagram present the developmental stages of mammalian ovary . Follicle to corpus luteum…

Q: By the end of gastrulation the [Select] * has surrounded the outside of the embryo, the [ Select ]…

A: Gastrulation refers to the process by which a gastrula is formed from a blastula. Grastrula is the…

Q: Put “disappear”, if they disappear in the process of development and put the word “dissolved”, if…

A: Introduction Embryonic development is also called embryogenesis. It is the process where development…

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: -2 -3 4.

A: Tadpoles are the larvae of the frogs. They are very similar to the fish . There are three main…

Q: Which of these produces blood cells and germ cells at the early stages of fetal development? O…

A: The yolk sac is responsible for producing blood cells and germ cells during the early stages of…

Q: Fill in the blank:  As the testes descend, they pass through the _______________________ of the…

A: The reproductive system of a male is composed of external sex organs and organs in the pelvic region…

Q: Illustrate an egg in early cleavage, distinguish this stage from thise that follow (2,4,8 cell…

A: In developmental biology, several stages are there which determines the development of the fetus…

Q: Age at Sexual Maturity (month) Semen Volume per Ejaculation Animal Age at Puberty (month) Species…

A: Sexual Maturity means when an organism is capable to reproduce.

Q: Taenia saginata is produced after ingestion of the Taenia egg O True O False

A: T. saginata  is commonly known as beef tapeworm. It is a zoonotic parasite which can infect humans…

Q: The embryonic membrane that is attached to the edge of the embryonic disk and surrounds the…

A: The placenta is an essential organ with different capacities, for example, endocrine, insusceptible,…

Q: The placenta is formed from ________.a. the embryo’s mesenchymal cellsb. the mother’s endometrium…

A: Placenta is defined as the organ that develops in the uterus of the women during pregnancy. The…

Q: O Lungs Claws or nails Mammary glands O Jaws O Fur O Feathers

A: A phylogenetic tree helps to understand evolutionary relationship between organisms.

Q: This is the outermost layer that protects from water loss but allows for gas exchange: amnion…

A: An embryo is present at an early stage of the development of a multicellular organism. The formation…

Q: Name the other two membrane except primary membrane present outside the mature ovum.

A: The egg cell is the female gamete and upon fertilization with the sperm forms the zygote. It is…

Q: How many sperm and egg cells will be produced if there are 20 spermatogonia and 10 oogonia that…

A: Gametogenesis is a biological process that involves the division and development of diploid or…

Q: first and second division after the egg is ferlilized is mitosis or meiosis.

A: Fertilized egg is called zygote it undergo first cell division mitosis and develops as embryo…

Q: Give gestation period of elephant, dog, cow.

A: The fertilization can be defined as the process in which the male sperm fuses with the female egg to…

Q: likely to happen if there are any errors during thae gastrulation stage

A: Embryo development The embryo develops in 4 major stages which are, fertilisation cleavage…

Q: The outermost (most superficial) extra embryonic membrane is____ a ) Allantois b ) Amnion d )…

A: Extraembryonic membrane are the membrane which is formed around the growing embryo and is involved…

Q: 5 2₁

A: Frogs are amphibians that can live on land as well as in water. Frogs are recognized for their slimy…

Q: Find the odd one with respect to ploidy level (1) Sperm (2) Egg (3) Anthrozoiduto Y Zygote

A: The presence of the number of complete sets of chromosomes in each cell differs and is known as the…

Q: Name the fully developed part of ovary containing egg.

A: The fully developed part of the ovary containing egg is called Graafian follicle and the associated…

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

A: Oogenesis refers to the process of the formation of the female gametes inside the women. The process…

Q: 10. Ꮽ 11, 5

A: Introduction The ovary is a female reproductive system organ that contains multiple eggs (Ovum).…

Q: 5

A: Answer cat ovary with labelling

Q: 1. U the ilustaton to dentfy the organs of the female reproductve nystem. 2 Tel the function of each…

A: Female reproductive system It constitutes structures of internal and external sex organs which play…

Q: Draw the Taenia solium egg and adult

A: Tinea sodium is also known as the pork tapeworm. It belongs to a cyclophyllid cestode family of…

Q: Events that occur from fertilization to the development of an embryo in animals

A: Answer: Introduction: Embryonic development in animals is also known as embryogenesis, is the growth…

Sleep Physiology

Sleep is a condition of reduced muscle movement in the body. Awareness about the surroundings is reduced at the time of sleep. The body stays mildly responsive or non-responsive to external stimuli. The sleep-wake cycle is controlled by the circadian rhythm that produces a resting phase for the body.