Finding the size of a sea urchin embryo

Q: label and describe skeleton of chicken

A: Birds have a skeleton that is primarily made up of thin and hollow bones, which makes them very…

Q: Gastrulation process in human embryo. Please give a detailed one.

A: The female reproductive system help in producing the egg cells, transport these cell where…

Q: developmental stage of grasshopper (Orthoptera)

A: The developmental stages in grasshopper is a type of metamorphosis.

Q: development stage of silverfish (Thysanura)

A: Silverfish are the small, wingless and primitive insects that have silvery scales. They have…

Q: Reproductive in animals

A: Reproduction is the process of production of own kinds by organisms.

Q: prepare sketches Eight-cell sea urchin embryo

A: Step 1 Phylum Echinodermata is of spiny skinned, triploblastic, enterocoelomic, deuterostomic…

Q: What is the thickened dark linear band which appears caudally in the midline of the dorsum of…

A: Each vertebra in the vertebrate spinal column is an irregular bone with a complicated structure made…

Q: The bladder like structure in the amniotic egg

A: The allantois (plural allantoides or allantoises) is an empty sac-like design loaded up with clear…

Q: If the egg is fertilized it will develop in the

A: Fertilization is the process of a sperm fusing with an ovum. When the egg moves down the Fallopian…

Q: developmental stage of stink bug (Hemiptera)

A: Hemiptera is the class of insects under the phyla arthropoda. Stink bug falls under the class of…

Q: developmental stage of butterfly (Lepidoptera)

A: Butterfly usually has 4 stages in development. They are ; 1) egg 2) larva 3) pupa 4) adult.

Q: Blastocoel Visible nucleus O Archenteron Blastopore O Fertilization envelope

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

Q: Ten developmental processes in the starfish that are similar to the sea urchin

A: Starfish and sea urchin development have pinching organs between their spines and tube feet, which…

Q: Explain how the flat embryonic disc takes on the cylindrical shape of a tadpole.

A: The embryo is the first phase of the development of the offspring. The life cycle starts shortly the…

Q: Gastrulation in birds and mammal

A: Gastrulation is the process during embryonic development that changes the embryo from a blastula…

Q: Which of the following is the latest stage of embryonic development (of this list)? blastula morula…

A: The development begins after fertilization which involves formation of zygote. After this zygote…

Q: What is the distinguishing characteristic of each stage in the embryonic development of the sea…

A: Sea urchins are marine invertebrates that show in vitro fertilization where male and female sea…

Q: What is the space limited by the exo-coelomic membrane termed primitive yolk sac Amniotic cavity…

A: Introduction: The exocoelomic membrane, also referred to as the Heuser's membrane is short-lived and…

Q: Taenia saginata egg

A: Introduction:- Taenia saginata is also called beef tapeworm, it's a cestode parasite, in humans…

Q: In protostomes and deuterostomes, the space between the endoderm and the ectoderm is important…

A: The space between the endoderm and the ectoderm is important in the evolution of protostomes and…

Q: Make a flowchart to show early embryonic development in humans. Start with the zygote

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

Q: Describe external fertilization  process of sea urchin egg with diagram

A: Fertilization in sea urchin occurs solely through the external process in which egg and sperm fuse…

Q: morphogenetic process whereby cells extend themselves, making the cells narrower and longer…

A: Hi, Thanks For Your Question.  A morphogenetic process whereby cells extend themselves, making the…

Q: prepare sketches of Four-cell sea urchin embryo

A: Sea urchins are spiny, globular animals belonging to phylum Echinoderms, in the class Echinoidea.…

Q: numerate 5 differences in structure of gastropods and bivalves, both internally and externally

A: Mollusks are invertebrates that include octopus, squid, snails, slugs, clams, oysters, and a variety…

Q: QUESTIONS: 1. In a developing chicken, what is the opening of the future kidney tubules into the…

A: Chick embryo development important points:  If we cut transversly 33 hours of chick embryo we saw…

Q: developmental stage of human head louse (Pellucida)

A: Development stage of human head louse or lice consists of three stages. They are as follows ;  1)…

Q: developmental stage of bees (Hymenoptera)

A: Introduction: The eusocial animals are those which have evolved a social system in which permanently…

Q: 10 2 3 5

A: Starfish belongs to the class  Asteroidea and phylum Echinodermata, they are not fish but marine…

Q: Label image attatched: Frog early cleavage

A: 1) and 2):fertilization membrane…

Q: Prepare sketches of the following Two-cell sea urchin embryo

A: Taxonomic classification is the method of classifying different organisms based on their…

Q: Triploblastic animals that lacks a through-gut and coelom

A: Triploblastic organisms are the ones that are developed from three germ layers. These layers are…

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…