Q: Explain the development of bisporic embryo and its subtypes with the help of diagram
A: In flowering plants, the female gametophyte is the embryo sac and it contains haploid gametes and so…
Q: Enumerate and describe the patterns of cleavage exhibited by the frog.
A: Cleavage is a process that occurs in early embryogenesis, whereby a single fertilized egg cell (the…
Q: Discuss the different types of eggs based on yolk content and give example.
A: Introduction Reproduction is a biological process in which a parent is responsible for producing…
Q: Label the chicken embryo
A: Embryo It is defined as the stage of development which is found in sexually reproducing organisms.…
Q: 4. porgphos, Rhiropus stoloniter
A: Step 1 Asexual reproduction is a mode of multiplication in which new individuals develop from a…
Q: Which of the following steps of sea urchin fertilization initiates the formation of the…
A: Fertilization is the union of male ( spermatozoa ) and female ( ovum ) gametes which results in the…
Q: Draw the H. diminuta egg and adult
A: Hymenolepis diminuta is a parasite that causes Hymenolepiasis. It is also known as rat tapeworm. It…
Q: Label the mammalian ovary
A: Ovary It is a reproductive organ where eggs are formed. It is also a site for the formation of…
Q: The contraceptive 'SAHELI' is?
A: Contraception is the deliberate use of artificial methods or other techniques to prevent pregnancy…
Q: Describe the Gastrulation in Caenorhabditis elegans.
A: The study of embryo development is known as embryology. This covers the transformation of a…
Q: How many functional eggs (ova) result from one oogonium? A. 1 and 3 polar bodies B. 18…
A: In sexually reproducing organisms haploid gametes are produced. Female gametes are called eggs…
Q: Differentiate the primitive streak of the 24-hour from the primitive streak of the 18-hour
A: Primitive Streaks and its peculiar shape at various stages--- Primitive streak is very important…
Q: Write a short note on fertilization in Riccia ?
A: These plants are small and thalloid, meaning they lack root, stem, and leaf differentiation. The…
Q: Write a note on mode of fertilization in Selaginella.
A: Selaginella is the only life genus from the Selaginellales order and is generally referred to as…
Q: Embryo above pictured here is a/an
A: An embryo is the first stage of a cellular organism's development. Embryonic development is the…
Q: The ______ carries food and water to the developing zygote.
A: Nutrients are necessary for maintaining the growth of the embryo. In plants, the endosperm is the…
Q: Match the following: Earthworms v [ Choose ] Bivalvia Polychaeta Hirudinea Fixed number of segments,…
A: ▪︎ Annelids with definite number of segments belongs to the class hirudinea . ▪︎Parapodia are…
Q: Give position and structure of female sex organ in Riccia
A: Riccia: It is also known as the floating crystal wort. It is called as the floating crystalwort…
Q: Why are pregnant women cautioned against cleaning litter boxes?
A: Litter box A litter box, or cat box, is used for collection of urine and feces of cats as well as…
Q: Give technical name of female used to bring up in vitro fertilized egg to maturity.
A: Pregnancy is also termed as gestation during which one or more offspring develop in the uterus of a…
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: State one way in which Xenopus and chick development are same and one way that they differ? ASAP
A: The process of development of an animal is known as developmental biology. This process may follow…
Q: Is the sperm or the egg are responsible for the sex of the cheaks?
A: In birds, the sex determination follows ZZ-ZW mechanism. In this mechanism, male is homogametic (ZZ)…
Q: 12. 11 14 13 10
A: Eggs of chicken are telolecithal and they divide through meroblastic cleavage. The development and…
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: Explain fertilization of sea urchin from Recognition of egg and sperm, Gamete fusion
A: NOTE:- As you have mentioned multiple parts in one question, we will solve the first three parts for…
Q: tabular form, Cite differences between frog and chicken ovary.
A: Ovary, in zoology, female organ within which sex cells (eggs, or ova) are made. Female vertebrates'…
Q: Differentiate between following. a. specification and determination in development b. anisogamy and…
A: Since there are multiple questions in this particular question, I will answer the first one for you.…
Q: Enumerate primary organ rudiments that have started to take form in the 24 – hour chick embryo…
A: Introduction A multicellular organism's embryo is the first stage of development. Embryonic…
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: Distinguish between: telolecithal and homolecithal eggs. Explain with examples of each
A: Eggs can be classified based on the amount and the distribution of the yolk present in them. On the…
Q: A E F H. K Match the illustration to the name of the stage. %3B
A: Prophase is the second stage of the division cycle, which shows the condensation of genetic material…
Q: 13 12 15 14 11 16 10
A: Embryology is the branch of biology that studies embryogenesis, or the formation of an embryo out of…
Q: Draw samples of zygomycotes.label and describe the structures identify sexual and asexual stages.
A: Members of ztgomycetes are mostly terrestrial in habitat, living in soil or on decaying plant or…
Q: Provide and label an image of an egg that is in its early cleavage, distinguish this stage from…
A: Embryonic development: a. It is the development that occurs when the embryo is formed and develops…
Q: Another name for the amniotic egg is * chorion allantois cleidoic O yolk eggbert
A: Amniotic egg are the eggs which have shell and give protection to the developing embryo. It consists…
Q: explain Three egg types in variegated four-o’clocks.
A: Four o clock plant or Mirabilis jalapa refers to the perennial bushy flowering plants. These plants…
Q: Name the non identical twins produced by the fertilization of two eggs.
A: Fertilization is a process in which the female gamete is fused with the male gamete. Gamete: they…
Q: Trace the pathway of the ova of the female frog from the place of production up to the place of…
A: Introduction:- The ovaries produce the female egg cells, called the ova or oocytes. The oocytes are…
Q: 10 2 3 5
A: Starfish belongs to the class Asteroidea and phylum Echinodermata, they are not fish but marine…
Q: Differentiate histologically the female reproductive organs of the various species: ORGAN Bitch…
A: *Bitch is the female of the canine kind as dog and wolf and fox. * ovary of Bitch located caudal to…
Q: Find the equilbrium point and reproduction number
A: Reproduction number :- The basic reproduction number can you easily be calculated as a ratio of…
Q: Label the parts of the Amphibian Spermatogenesis and Oogenesis.
A: Oogenesis is the process of formation of ovum from germ cells in female ovaries.
Q: Enumerate and briefly explain four major factors that influence the ability of the female to produce…
A: Egg production can be affected by such factors as feed consumption (quality and quantity),water…
Q: Describe the body wall of the 55-hour chick embryo.
A: Embryo:- An embryo is a eukaryotic organism's early developmental stage after an egg (produced from…
Q: How many egg nuclei will be obtained from 200 megaspore mother cells?
A: Introduction A megaspore mother cell, also known as a megasporocyte, is a diploid cell in plants…
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…
Draw the H. nana egg and adult
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