: two or more lobes multi-lobed multi-lobed.

What is Bilobed in Biology?

: Divided into two lobes and a double lobe nucleus.

What do you mean by quality?

Eligible exams or competitions The next level of achievement or competition. noun.

Is Qual an English word?

one exam or competition Qualifies a person to advance to the next level of achievement or competition. [Short for qualification and qualifying.]

What does quality mean?

(kwä′lē) pl. qua·li·a (-lē-ə) properties such as whitenessconsidered independently of things with that property. [From Latin quāle, neuter of quālis, of what kind; see quality.]

The role of colony stimulating factor in hematopoiesis

38 related questions found

Which is a bilobed gland?

thyroid It is a bilobed organ of the endocrine system located at the front of the neck. It secretes hormones involved in human development, growth and metabolism.

Are the anthers bisporangia?

The anther is tetrahedral, i.e. it has four chambers, consisting of 4 microsporangia located in each chamber, which further develop and become pollen sacs.Therefore, the anther is Tetrasporangium Because it is four microsporangia.

Are frog tongues double-leafed?

this The sticky tongue that frogs use to catch insects It is called a double ligule.

What does double lobule mean?

double ligules are Tongue sticking out, attached to the front and free to the back. This tongue is present on frogs and is used to catch prey. This is a congenital anomaly in which the cleft extends to the tip.

How fast is a frog’s tongue?

We found frog tongues can catch insects in 0.07 seconds, five times faster than the human eye blinks. In addition, the acceleration of the insect toward the frog’s mouth during capture can reach 12 times the acceleration of gravity.

Can frogs use their tongues?

All of the world’s 4,700 frog species catch prey with their sticky tongues, bounces it off faster than a human can blink. The tongue is so sticky that it can easily turn dusty crickets, slippery worms, hairy spiders and anything else that comes in range into delicious snacks.

Is the anther a monosporidium?

Anther is Tetrasporangium. It contains four microsporangia. The word tetra stands for four. The term monosporangium refers to 1 microsporangium, while anthers have 4 microsporangia.

What are the four layers of anther?

The anther wall contains four layers called Epidermis, endothelium, middle layer and tapetum. In the anther chamber, the pollen mother cell undergoes meiosis to form microspores enclosed in tetrads. After release, the microspores develop further into mature pollen (Goldberg et al., 1993; van der Linde and Walbot, 2019).

Are the anthers square?

Anther is Square structure Consists of four microsporangia located in the corners. Two microsporangia are located in each lobe of the anther. The outer three layers are protective and help the anthers to dehiscence to release pollen.

What are the endocrine glands under the brain of the sella?

your pituitary gland (pituitary gland) It is a pea-sized endocrine gland located at the base of the brain, behind the bridge of the nose and just below the hypothalamus. It is located in a recess in the sphenoid bone called the sella. The pituitary gland is one of eight major interconnected endocrine glands: the pineal gland.

Where is the thyroid located and what does it do?

thyroid is a endocrine glands in the neck. It produces two hormones that are secreted into the blood: Thyroxine (T4) and Triiodothyronine (T3). These hormones are required for all cells in your body to work properly.

Which part of the brain controls the release of growth hormone?

hypothalamus A part of the brain that plays a vital role in controlling many bodily functions, including the release of hormones from the pituitary gland.

Are there multiple layers in the anther?

Anther wall is four floors And consists of: epidermis, endothelium, middle layer and tapetum, -st type I development according to the type of anterior wall structure given by Batygina et al. (1963). The epidermis consists of a row of large, rectangular, tangentially retracted cells.

How do anthers develop?

In the first stage, the morphology of the anthers is established, Cell and tissue differentiation occurs, the microspore mother cell undergoes meiosis. At the end of stage 1, the anther contains most of its specialized cells and tissues, with tetrad microspores present within the anther (Fig. 1).

How many layers are there in a mature anther?

Anther wall includes four floors. Products of depletion of the mesosphere and tapetum by developing pollen grains.

What is a typical anther?

Anthers are usually composed of two compartments called sacs (singular sacs), each sac containing two microsporangia (the fusion product of which is one microsporangium). (Thus, the anthers are usually tetrasporangic.) …Typical anthers are dithecal, with two sacs and usually four microsporangia.

Is it an example of Tapetum?

In anatomy, the tapetum may belong to the membranous layer of tissue.For example, the tapetum is a layer of tissue in the eyes of many vertebrates, such as cat, dog, bird, fishetc., but not humans. …another example is the tapetum of the corpus callosum.

What is the innermost layer of the anther wall?

Sporopollenin is synthesized from tapetum cells, they are the innermost layer of the anther wall and the somatic cells closest to the pollen (Hu, 2005). Taptum cells play an important role in the transport and transformation of nutrients.

Why do frogs attack each other with their tongues?

Frog saliva is usually thick as honey. But when frogs hit insects with their tongues, force to liquefy thick salivaThe watery saliva spreads all over the nooks and crannies of the insect’s body, trapping the helpless bug.

Which animal has the longest tongue?

chameleon. The world’s most famous tongue belongs to one of the world’s most colorful animals: the chameleon. For their size, it is the longest tongue in the world. It is twice as long as the animal itself (including the tail).