What materials make up a soft callus?

Q: What is ascus?

A: There are some living organisms that cannot be observed by the naked eye and only can be seen under…

Q: Describe the structure and functions of the hypodermis.

A: The muscular system is a system of muscles where muscles are connected to bones and also to envelope…

Q: Define Cells of Nitella,

A: Cells of Nitella is a special kind of plant cell. Here we will provide the definition of it and will…

Q: What is the structure and function of a villus

A: Villi or Villus are the special type of structure which present in the small intestine.

Q: What is known as taproot ?

A: A taproot is an enormous, focal, and prevailing root from which different roots sprout horizontally.…

Q: What is the Microstrobilus (male cone) of false sago palm?

A: The false sogo plant or cycad circinalis are ancient gymnosperms, they were at their peak during the…

Q: Is it true that spider silk is stronger than steel?

A: Spider silk is spun by spiders.  Spider silk is a protein fiber. They make webs by using their…

Q: The innermost layer of anther is tapetum whose function is: (a) dehiscence (b) mechanical (c)…

A: Answer is d.) protection.

Q: Which cells give tentacles of Gonionemus their rough surface?

A: Phylum Cnidaria of the animal kingdom includes radially symmetrical organisms with two primary germ…

Q: Name the structure which is thick and swollen and contains pubic hairs.

A: The sexually dimorphic traits that do not have a direct role in reproduction are referred to as…

Q: Give the origin of Hyoglossus?

A: The intrinsic muscles are the four paired muscles of the tongue. The four intrinsic muscles are…

Q: What is ring of setae?

A: Setae are present in the earthworms, a member of Annelida. The name, itself, means 'little rings'.…

Q: Difference between gamosepalous and polysepalous?

A: Angiosperms are called flowering plants. The flower is the reproductive part of the angiosperm. A…

Q: Does mollusk have a (A) skin or (B) epidermis as its intergument? Also, what is its intergumentary…

A: Introduction Molluscs are invertebrate organisms belonging to the phylum Mollusca. These have soft…

Q: Spinnerets or Anus? (black widow)

A: Black widow is a venomous specie of spider. The images shows female black widow as they have…

Q: What is the role of cuticle of in the body of cockroaches?

A: Insects are the invertebrate organisms which are the largest group in the arthropoda phylum. The…

Q: What do you mean by ocellar spots?

A: Invertebrates are the organisms that lack the backbone or spine. Some examples of the invertebrate…

Q: What is dendrite and nerve ending?

A: The human body is a well built machine in which all the organs coordinate together to make it work.…

Q: State the main function of tendrils?

A: Vegetative organs in plants include root, stem, and leaves and all of them play an important role in…

Q: What is the function of bud scales?

A: Vegetative reproduction (otherwise called vegetative proliferation, vegetative increase or cloning)…

Q: What is epipetalous in androecium?

A: The flowers are reproductive structure present in flowering plants. Most flowers have four major…

Q: why is the neodermis a benefical adaptation for an endoparasite that resides in the digestive tracts…

A: The syncytium is a single cell or cytoplasmic mass containing several nuclei, formed by the fusion…

Q: Does Lancets have scales? And if they have scales what are they called?

A: A lancet is also known as simply lancet, it is a small device for pricking the skin to obtain blood…

Q: Which part of opuntia is modified to form spines?

A: Plants do not show locomotion, so in order to survive in the environment, they undergo several…

Q: What are the flask shaped female sex organ in mosses called?

A: Mosses are the non-vascular plants that reproduce via spores. These organisms form a separate phylum…

Q: List five terms that describe colour of callus

A: Callus usually is a very unorganized mass of cells produced from isolated plant cell tissue or organ…

Q: What is symapthetic

A: Structurally, the sympathetic nervous system consists of many nerve cells found in the peripheral…

Q: What is a Epididymis

A: The explanation is given below.

Q: In which tissues does the first cork cambium form? When does it usually arise? In which tissues do…

A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…

Q: what are archesporial cells and what is the difference between archesp orial cells and sporogenous…

A: 'Archesporial cell' A plant cell that divides to gives rise to a sporocyte and is part of a…

Q: What is the connection between the non-neural ectoderm/epidermis and the dermamyotome?

A: Somites are building blocks of mesodermal tissue ,collectively constituting the vertebral plate.It…

Q: What are the visible parts in this Tomato Epidermis?

A: The tomato are the staple food of all human being . Chilling causes damage to the cell membrane and…

Q: What are glands of Swammerdam?

A: Neural canal of frog consists of a dorsally located periganglionic gland near the intervertebral…

Q: List five terms that describe texture of callus

A: The term callus is of two types in biology. One is found in rough surfaces of human body and another…

Q: What is the function of ocellar spots.

A: Ocellus refers to the simple eye that is found in many invertebrates. It basically consists of…

Q: What is epidermis

A: The skin is made up of various layers that protect the internal organs. The surface of the skin acts…

Q: Where is tapetum lucidum found?

A: Eye is an organ responsible for sight/ vision. There are many structures which works together to…

Q: What is astigmatism?

A: The visual sense organ is comprised of the eyes. The eyes are made up of multiple components and are…

Q: Where is botryoidal tissue found?

A: A group of cells that perform similar function and have similar properties are grouped to form…

Q: What is the function of the collar cells? 2. What is the function of the epidermal cells?

A: These two layers of cells are found in Sponges. Collar cells form the inner layer and epidermal…

Q: How different is the fishepidermis from the amphibianepidermis?

A: Kingdom Animalia is a diverse group of organisms. A large number of species possessing specific…

Q: Name the tissue represented by the jute fibres used for making the ropes?

A: Natural fibers are those fibers which are obtained from natural resources such as plants or animals.…

Q: Describe the integument of a frog. How are the various skin colors produced in frogs?

A: The integument is composed of an epidermal and dermal layer and these layers contain immune cells…

Tissue regeneration & repair

Tissue regeneration involves the restoration of tissue components by regrowth of damaged tissues. In contrast, tissue repair involves patching of injured tissue rather than restoring it. It is the proliferative capacity of the cells that decides the amount of regeneration against the repair that would occur in the tissue. Both regeneration and repair depending on the duration of the injury and response to the inflammation.