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701.

The condition maintained by vacuole in a cell.

Answer»

ANSWER:

vocule is the CENTRAL PART of a CELL

702.

The vascular tissue of blood is made up of

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ANSWER:

Vascular TISSUES are MADE up of XYLEM and phloem, each of which are COMPLEX tissues

703.

प्रकाश संश्लेषण को ऊष्माशोषी अभिक्रिया क्यों कहते हैंWhy is photosynthesis called an endothermic reaction?please answer in hindi​

Answer»

PHOTOSYNTHESIS को ENDOTHERMIC REACTION इसलिए कहा जाता है क्युकी इस प्रक्रिया मे सूरज की रोशनी का प्रयोग होता है.

किसी भीं प्रक्रिया मे अगर सूरज की रोशनी या किसी भीं प्रकार ग्रिष्म पदार्थ का प्रयोग हो उसे endothermic reaction कहते है।

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704.

(i) strand winds around a core of eight . (ii) Each suchcomplex is called . (iii) The two strands together make a ladderlike arrangement with (iv) . Adenine pairs with Thymine with(v) bonds

Answer»

1. Histone octamer

2.nucleosome

3. DOUBLE helix

4. two hydrogen bonds

5. covalent, ionic and hydrogen bonds

I hope it will HELP you ❤

705.

Write your question here (Keep it simple and clear to get the best answer) differenciate between eukaryotes organism and prokaryotic organism with example

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Explanation:

different between Eukaryotic and prokaryotic :

  • prokaryotic are organisms who do not have MEMBRANE bound nucleus and no nucleolus, DUE to which( the genetic material are scattered in the cell ,and the region called nucleoid)

Examples :AMOEBA, bacteria etc

  • Eukaryotic is just opposite, it's nucleus is membrane bound

Examples :animal, PLANT etc

706.

Which type of muscle do not get tired?A).Striated and unstriated B).Cardiac and unstriated C).Cardiac and striatedD).None of these.​

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\fbox\red{A}\fbox\pink{N}\fbox\green{S}\fbox\blue{W}\fbox\purple{E}\fbox\orange{R}

i THINK

C) CARDIAC and STRIATED

707.

What are stomata? Where are they located? What are their functions?​

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  • Stomata are tiny openings or pores in PLANT TISSUE that allow for gas exchange. Stomata are typically found in plant leaves but can also be found in some stems. Specialized CELLS known as guard cells surround stomata and function to open and CLOSE stomatal pores. ... These cells are called guard cells and subsidiary cells.
708.

When we put a ice cream stick in our mouth or lick it , even when we think of a wooden substance, a wierd sensation runs through our body . What is that sensation called?

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ANSWER:

TACTILE SENSITIVITY

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709.

6-(9-(18-(15-12-9)))

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Answer:

21

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710.

What is the location of chromatic network​

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Answer:

cell nucleus

The chromatin is the network of the cell nucleus, which CONTAINS all the DNA of the nucleus of the cell. The DNA in the nucleus is packaged by the HISTONE PROTEINS histones. The PROTEIN and DNA complex is called chromatin. Chromosomes, consisting of chromatin, are found within the nucleus.

711.

The two ration numbers between 2/9 and 7/9 are

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ANSWER:

3/9,5/9

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712.

Draw positive and negative geotropism

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Answer:

The response of PLANTS to GRAVITY is called GEOTROPISM. The roots of plants always grow downwards in response to gravity SHOWING positive geotropism.

...

713.

The importance of DNA replication in mitosis is to ensure that, when a somatic cell divides:

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Answer:

The number of chromosomes numbers (n) should be same, i.e., the daughter cells which FORMED after the mitosis should have exact no. of chromosomes as the PARENT cell.

in CASE of HUMANS, the chromosome no. should be 46 in both parent and daughter cells

714.

A 60 year old woman with angina is prescribed 135mg Verapamil t.d.s, stock strength available is 90mg. How many tablets will she need to take for each dose (express in decimal)?

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ANSWER:

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715.

I want deference between cuscuta and fungus

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Answer:

FUNGI is a saprophyte. Cuscuta is a parasite. Cusucuta OBTAINS its nutrition from green plants which serves as a HOST for Cuscuta. Fungi dissolve the DEAD and decay matter and absorbs nutrition.

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716.

How many different alleles are seen in wings series of drosophilla

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ANSWER:

DROSOPHILA, are diploid, with two SETS of chromosomes and therefore two alleles at each autosomal LOCUS. If both alleles are identical, the individual is a homozygote and is described as homozygous. If the alleles differ from each other, the individual is a HETEROZYGOTE and is described as heterozygous.

717.

Write any two difference between prokanyatie and exkaryotic cells.​

Answer»

Answer:

EXPLANATION:

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718.

What the meaning of mature Plant​

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ANSWER:

In a GARDEN, PLANTS that have GROWN to their full height or fruit that's ripe are matured. An idea or plan that you've been working on until it's perfect is also matured, once it's truly finished.

719.

Salivary gland are present in which region of the alimentary canal(a) stomach(b) small intestine(c) Buccal cavity(d) oesophogus​

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ANSWER:

BUCCAL cavity

Explanation:

HOPE it HELPS

720.

Meristematic and Permanent tissue​

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ANSWER:

MERISTEMATIC tissue has CELLS SMALL in size and isodiametric in shape. PERMANENT tissue has cells large in size and their shape varies. ... Vacuoles are usually absent in meristematic tissue. Vacuoles are present in living cells of permanent tissue. which grade

721.

Closely-related species are grouped together into what

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ANSWER:

Closely-related SPECIES are GROUPED TOGETHER into

"GENUS"

722.

Which of following is define feature of living organism

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Explanation:

All features of LIVING organisms are prominent we'll see them one by one.

You are a living thing and so is tree around you and birds which sits on it, each of this things looks very different on the outside but because they are all living organisms they are most similar then you might THINK. In FACT there are seven characteristics that we can USE to define life. All living things can be discribed by this properties which help us explain in universal terms like rock a non living thing but a FLOWER, a fish and a bug are.

723.

Seed coat pattern and size in lentil plants are examples for

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Answer:

Alleles of the GENE that determines seed coat PATTERNS in lentils can be ORGANIZED in a dominance series: marbled > spotted = dotted (codominant alleles) > CLEAR. A lentil plant homozygous for the marbled seed coat pattern allele was crossed to one homozygous for the spotted pattern allele.

724.

Asexual reproduction in algae occurs by fragmentation.(Rewrite the statement by changing the underlined word.)

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ANSWER:

wheryis your UNDERLINE WORD

725.

Define symport movements​

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ANSWER:

symport. (Science: cell biology, physiology) A mechanism of transport across a membrane in which two different molecules MOVE in the same direction. Often, ONE MOLECULE can move up an electrochemical gradient because the MOVEMENT of the other molecule is more favourable.

Explanation:

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726.

DESCRIBE THE PROCESS OF OVULATION AND MENSTRUATION WITH A WELL LABEL DIAGRAM. (MENTION THE CYCLE WITH LABEL DIAGRAM AND LABEL IT)​

Answer»

Answer:

The menstrual cycle is complex and controlled by many different glands and the hormones that these glands produce. The four PHASES of the menstrual cycle are menstruation, the FOLLICULAR phase, ovulation and the LUTEAL phase. Common menstrual problems include heavy or PAINFUL periods and premenstrual SYNDROME (PMS).

727.

Write a short note on Biological and chemical agents of Diseases?No spams....otherwise you gotta be reported...Perfect answer will be marked as the The Brainliest one. ​

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Answer:

It defined CHEMICAL- warfare agents as including “all substances employed for their toxic effects on man, animals and plants”, and biological-warfare agents as those “that depend for their effects on multiplication within the TARGET ORGANISM, and that are intended for USE in war to cause disease or death in man

728.

¿qué significa que el Universo no es estático?

Answer»

Answer:

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729.

How does gaseous exchange at branchiole level

Answer»

through the PORES in PLANTS CALLED STOMATA

730.

परियोजना मुल्यांकन के उद्देश्य बताइए

Answer»

Answer:

kv6rnt s it's not zjtmtj shf jsg LET US dukh y dk

Explanation:

YE km der f sirf j SRK hmx srk fn

731.

(What is hill ragint) =?(NADP) (OPDJ) (DOPA) ​

Answer»

Explanation:

Tip Try using WORDS that MIGHT APPEAR on the page that you’re looking for. For example, 'cake recipes' INSTEAD of 'how to make a cake'

732.

A man heterozygous B and his wife is of O blood group what is the blood group of their children?​

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ANSWER:

AB will be the BLOOD GROUP

733.

HOW DOES FERTILIZATION TAKES PLACE HERE EXPLAIN WITH DIAGRAM.​

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Explanation:

Fertilization occurs when pollen grains (male GAMETOPHYTES) are CARRIED by the wind to the OPEN end of an ovule, which contains the eggs, or female gametophyte. There, the pollen grain develops an OUTGROWTH CALLED a pollen tube, which eventually penetrates to the egg cell within one of the archegonia.

734.

Which of the following statements is NOT CORRECT? A. The haploid number of chromosomes in humans is 23. B. Somatic cells have the diploid number of chromosomes. C. The diploid number of chromosomes in humans is 23 pairs. D. Gametes contain half the number of chromosomes found in somatic cells.​

Answer»

ANSWER:

Answer WOULD be NONE of these Because All the OPTIONS are CORRECT.

735.

Function of classification in biology​

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Answer:

We can learn CHARACTERISTICS of an organism and that gives us idea about all organisms INCLUDED in the same group. Classification allows us to study innumerable biological organisms of earth in an organised way. Classification also helps us to understand evolutionary RELATIONSHIPS between different GROUPS.

736.

Multilayer of the cells above pericycle ??​

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ANSWER:

PERICYCLE is the outer most part of the stele. In dicot, stem pericycle is, sclerenchymatous, DISCONTINUOUS, multilayered and PRESENT in the form of patches over the vascular bundles.

So, the CORRECT option is ‘Multilayered’.

Explanation:

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737.

Write the structure of maristematic tissue

Answer»

Answer:

Meristematic tissue has a number of defining features, including small cells, thin cell WALLS, large cell nuclei, ABSENT or small vacuoles, and no intercellular SPACES. The apical meristem (the growing tip) FUNCTIONS to trigger the growth of new cells in young seedlings at the tips of roots and shoots and FORMING buds

738.

The circular group of bones attached to the leg

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Answer:

The CIRCULAR group of bones attached to the LEGS are CALLED PELVIS.

Explanation:

Pelvis is bowl shaped structure that supports the spine. It is made up of 2 large hip bones in front and sacrum and coccyx at the back

739.

What could be the effect of cultivation of a Mesophilic organism at 25 Centigrade temperature on its generation time?(Need full explanation)

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ANSWER:

What could be the effect of cultivation of a Mesophilic ORGANISM at 25 Centigrade temperature on its generation time?

(Need full EXPLANATION)

740.

IS IT BISEXUAL OR MONOSEXUAL FLOWER? GIVE REASON FOR YOUR ANSWER.​

Answer»

ANSWER:

it is bisexual

Explanation:

because the OVARIES and ANTHERS are PRESENT in the same FLOWER

741.

___________ in human blood is a single cell​

Answer»

Answer:

Within each chasing arrows TRIANGLE, there is a number which ranges from one to SEVEN. The purpose of the number is to IDENTIFY the type of PLASTIC used for the product, and not all PLASTICS are recyclable or even reusable. There are numerous plastic-based products that cannot break down and cannot be recycled.

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742.

Why it is said that tissue have a common origin? what is the reason? In 8std8​

Answer»

Answer:

The cells of a tissue have SIMILAR origin because they all are mitotic daughter cells of a single cell. EXPLANATION: When a new organism is formed it arises as a diploid organism by the fusion of 2 haploid gametes

Explanation:

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743.

Menarche, menstrual cycle and menopause are controlled by​

Answer»

ANSWER: HYPOTHALAMUS and the PITUITARY GLAND

744.

1. Make a comparison and write down ways in which plant cells are different from animal cells.If possible in table form or any form but the difference should be there!​

Answer»

ANSWER:

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745.

বৃষ্টি এর বিপরীত শব্দ কি

Answer»

ANSWER:

প্রশ্ন :-

➜ বৃষ্টির বিপরীত শব্দ কি ?

উত্তর :-

➞ বৃষ্টির বিপরীত শব্দ রোদ

746.

3) During contraction, which valve prevents the backward flow of blood from the ventricles?(a) Sinoatrial valve(b) Semilunar valve(c) Atrioventricular valve(d) Ventricular valve​

Answer»

ANSWER:

B) ATRIOVENTRICULAR Valve

Explanation:

Atrioventricular valve ( tricuspid valve) - situated between the right atrium and right ventricular. Its MAIN function is to maintain the flow of blood in FORWARD direction.

747.

Discuss modes of action of amino glycosides ?

Answer»

Answer:

The mechanism of action of AMINOGLYCOSIDES depends on the inhibition of POLYPEPTIDE synthesis. In fact, some of them such as Streptomycin, Sisomicin and GENTAMICIN are BELIEVED to cause codon misreading, by increasing the incorporation of certain aminoacids into polypeptide in the ribosome-polyribonucleotide SYSTEM.

748.

THE SPERMS REACH THE URETHRA BY TRAVELLING THROUGHa. SPERM DUCTb. SCROTUMC. TESTES​

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ANSWER:

a.)sperm duct

Explanation:

the sperm formation takes place in testis and from there it is TRANSFERRED into EPIDIDYMIS, VAS deferens and ultimately to the urethra .

749.

1) Draw and label a diagram of plant cell​

Answer»

ANSWER:

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Explanation:

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750.

Why it is said that tissue have a common origin? what is the reason? In 8std​

Answer»

Answer:

The cells of a TISSUE have similar ORIGIN because they all are mitotic DAUGHTER cells of a SINGLE cell. Explanation: When a new organism is formed it arises as a diploid organism by the fusion of 2 HAPLOID gametes.

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