Description : 2. A human cell containing 22 autosomes and a Y chromosome is probably a a) somatic cell of male b) sperm cell c) somatic cell of female d) unfertilized egg cell
Last Answer : b) sperm cell
Description : In Drosophila, the sex is determined by (a) the ratio of number of X-chromosome to the sets of autosomes (b) X and Y chromosomes (c) the ratio of pairs of X-chromosomes to the pairs of autosomes (d) whether the egg is fertilized or develops parthenogenetically.
Last Answer : (c) the ratio of pairs of X-chromosomes to the pairs of autosomes
Description : Cri-du-chat syndrome in humans is caused by the (a) trisomy of 21st chromosome (b) fertilisation of an XX egg by a normal Y-bearing sperm (c) loss of half of the short arm of chromosome 5 (d) loss of half of the long arm of chromosome 5.
Last Answer : (c) loss of half of the short arm of chromosome 5
Description : . Select the incorrect statement. (a) Human males have one of their sex-chromosome much shorter than other. (b) Male fruit fly is heterogametic. (c) In male grasshoppers, 50% of sperms have no sex-chromosome. (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.
Last Answer : (d) In domesticated fowls, sex of progeny depends on the type of sperm rather than egg.
Description : Assertion : When sperm enters in egg , one polar body is released in human . Reason : At the time of ovulation eggs found in secondary Oocyte phase .
Last Answer : Assertion : When sperm enters in egg , one polar body is released in human . Reason : At the time ... False . D. If both Assertion & Reason are False.
Description : .Which one of the following conditions of the zygotic cell would lead to the birth of a normal human female child? (a) Two X chromosomes (b) Only one Y chromosome (c) Only one X chromosome (d) One X and one Y chromosome
Last Answer : (a) Two X chromosomes
Description : Regarding the human chromosomes a. there are 23 pairs autosomal chromosomes b. the Y chromosome is larger than the X chromosome c. cells containing YO chromosome are not compatible with life d. Barr body is caused by the presence of an inactive X chromosome
Last Answer : cells containing YO chromosome are not compatible with life
Description : What would be the ratio of chromosome number between an egg and its zygote? How is the sperm genetically different from the egg? -Biology
Last Answer : The ratio of chromosome number between egg· and its zygote is 1 : 2. An egg is a female gamete, it has haploid number of chromosomes. ... Sperms and eggs are genetically different in terms ... chromosome. The sperm contain either X or Y-chromosome whereas an egg will always have an X-chromosome.
Description : How many chromosome shal be present in a diploid cell at mitotic anaphase if its egg cell has the chromosome :-
Last Answer : How many chromosome shal be present in a diploid cell at mitotic anaphase if its egg cell has the chromosome ... 20(Twenty) C. 30(Thirty) D. 40(Forty)
Description : What are the normal chromosome numbers of a sperm egg and zygote respectively?
Last Answer : monoploid, monoploid and diploid
Description : A fruit fly is heterozygous for sex-linked genes, when mated with normal female fruit fly, the males specific chromosome will enter egg cell in the proportion (a) 3 : 1 (b) 7 : 1 (c) 1 : 1 (d) 2 : 1.
Last Answer : (c) 1 : 1
Description : .In Drosophila, the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelter's syndrome in male. It proves (a) in human beings Y chromosome is active in ... (c) in Drosophila Y chromosome decides femaleness (d) Y chromosome of man have genes for syndrome.
Last Answer : (a) in human beings Y chromosome is active in sex determination
Description : Read the statements given below and identify the incorrect statement. a) The human genome contains 3164.7 million nucleotide bases. b) The average gene consists of 30,000 bp c) The total number of genes is ... . d) Chromosome Y has 231 genes e) Less than 2% of the genome codes for proteins.
Last Answer : d) Chromosome Y has 231 genes
Description : How much calorie of energy is released by a boiled egg? (1) 40 (2) 50 (3) 60 (4) 77
Last Answer : (4) 77 Explanation: 77-78 calories are released in a large size boiled egg. Boiled eggs are eggs (typically chicken eggs) cooked by immersion in boiling water with their shells unbroken.
Description : How much calorie of energy is released by a boiled egg ? (1) 40 (2) 50 (3) 60 (4) 77
Last Answer : 77
Description : .Down’s syndrome in humans is due to (a) three ‘X’ chromosomes (b) three copies of chromosome 21 (c) monosomy (d) two ‘Y’ chromosomes.
Last Answer : b) three copies of chromosome 21
Description : When a gene is carried on the X or y chromosome it is called what?
Last Answer : Need answer
Description : A child receives an X chromosome from it’s mother and a Y chromosome from it’s father. What is true about this child?
Last Answer : it is male
Description : Haemophilia is more common in males because it is a (a) recessive character carried by Y-chromosome (b) dominant character carried by Y-chromosome (c) dominant trait carried by X-chromosome (d) recessive trait carried by X-chromosome.
Last Answer : (d) recessive trait carried by X-chromosome
Description : .Of a normal couple, half the sons are haemophiliac while half the daughters are carriers. The gene is located on (a) X-chromosome of father (b) Y-chromosome of father (c) one X-chromosome of mother (d) both the X-chromosomes of mother
Last Answer : (c) one X-chromosome of mother
Description : Which of the following is a correct match? (a) Down’s syndrome - 21st chromosome (b) Sickle cell anaemia - X-chromosome (c) Haemophilia - Y-chromosome (d) Parkinson’s disease - X and Y chromosome
Last Answer : a) Down’s syndrome - 21st chromosome
Description : Select the correct match. (a) Haemophilia – Y linked (b) Phenylketonuria – Autosomal dominant trait (c) Sickle cell anaemia – Autosomal recessive trait,chromosome -11 (d) Thalassemia – X linked
Last Answer : (c) Sickle cell anaemia – Autosomal recessive trait,chromosome -11
Description : .Male XX and female XY sometime occur due to (a) deletion (b) transfer of segments in X and Y chromosome (c) aneuploidy (d) hormonal imbalance.
Last Answer : (b) transfer of segments in X and Y chromosome
Description : The earliest experiments on chromosome theory and inheritance were developed by? w) Gregor Mendel x) Jonas Salk y) Charles Sternak z) Robert Oppenheimer
Last Answer : ANSWER: W -- GREGOR MENDEL
Description : A logician with some time to kill in a small town decided to get a haircut. The town had only two barbers, each with his own shop. The logician glanced into one shop and saw that it was ... dressed, his hair neatly trimmed. Why did the logician return to the first shop for his haircut? -Riddles
Last Answer : Each barber must have cut the other's hair. The logician picked the barber who had given his rival the better haircut.
Description : Have you ever spilled the freshly roasted Thanksgiving turkey on the floor?
Last Answer : Yup. Nobody cared. Wiped it off with a damp paper towel, told everybody so they could opt out of eating it if they wanted, served it up. We were young and didn’t worry about a lot of stuff.
Description : Is there perfume that makes you smell like freshly baked cookies?
Last Answer : No, but there is one that smells like chicken. It’s called Chicken Permission.
Description : Is there a difference in taste between making coffee from ground coffee compared with freshly grinding the coffee beans yourslef?
Last Answer : My neighbor grinds and roasts his own. I can’t tell the difference. But I definitely can say the aroma in his house is delicious! In the summer he roasts in his garage and it smells so good even an 1/8 mile away!
Description : Would you crawl inside a freshly dead carcass for warmth?
Last Answer : answer:Sacajawe and Lewis and Clark did. They killed one (or more) of their horses when they were trapped in a snow storm in the mountains. Would I? Probably. We’ll go to wild extremes to stay alive.
Description : Have you ever witnessed the running around of a freshly decapitated chicken?
Last Answer : Yep. Dinner time!
Description : A freshly painted surface (latex paint, 24 hours dry) still sort of smells like paint. Is it OK to cover with fabric and cushions, or is it really not cured yet?
Last Answer : Personally, I would wait. Particularly if you’re going to be putting weight on the covering fabric – you could end up with impressions in the paint, and/or traces of paint on the fabric. Unless you have a guest coming over right away, I’d give it a bit longer to be safe.
Description : Old-fashioned straight-backed armchair, freshly painted walls: how to keep them apart?
Last Answer : Get a 1 X 2 and lay it on the floor behind the chair, it will stop the chair with room to spare.
Description : Why do people think it's amusing to run their car tires over freshly painted yellow lines?
Last Answer : I didn’t know this was such a problem it needed to be addressed lol. I assume for the same reason anyone does anything mischievous.
Description : Just what is it about freshly made beds that makes cats go wild?
Last Answer : cats like to ruin all that is perfect….. but at least it’s cute :)
Description : Will a worm in your freshly squeezed orange juice hurt you later on?
Last Answer : Did you already drink the orange juice with the worm in it?
Description : why are the leaves of my freshly planted mandevilla hybrid turning yellow and falling off?
Last Answer : Need Answer
Description : I am as light as a feather, yet the strongest of men cannot hold me for more than a minute. I am with you from the day you are born to the day you die. I can be as putrid as onions and garlic, yet as pleasant as freshly picked roses. What am I? -Riddles
Last Answer : Breath.
Description : Once upon a time there was a happy family in a dome shaped house the family consisted of a mother, a farther, a chef, a maid, a brother, a sister, and a little kitty named bubbles. The ... the chef said he was sharpening the knife to cut the freshly baked apple pie. Who killed bubbles? -Riddles
Last Answer : The maid! There are no corners in a dome shaped house. Mew!
Description : The dog drinks cold fresh water. Otherwise, he won't drink all day if I shoot him fresh again.
Last Answer : So does mine, but then he still likes green. I have a linden tree in the garden and I had a bath under it for a while. When it rained and the linden flower attacked her, he didn't even ... is simply an intelligent dog, a normal person also does not drink standing beer, but only freshly shot. (beer)
Description : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when freshly prepared `FesO_(4)` solution is added to aqueous solut
Last Answer : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when ... electrons is Fe. D. All the above are correct statement.
Description : A freshly cut tree and a wooden artifact have 30.4 and 15.2 conuts `g^(-1)` `"min"^(-1)` of `C^(14)` of half of 5700 years. The age of the artifact in
Last Answer : A freshly cut tree and a wooden artifact have 30.4 and 15.2 conuts `g^(-1)` `"min"^(-1)` of `C^( ... in years would be: A. 2850 B. 5700 C. 570 D. 6930
Description : The processing of green tea involves brief heating of the freshly picked leaves. What could be the possible reason/s? 1. To retain green colour of leaves 2. To give it a special flavour 3. To denature leaf enzymes for preventing ... reason/s is/are true? (a) Only 1 (b) 1 and 3 (c) Only 2 (d) Only 3
Last Answer : Ans:(d)
Description : Aerobic activity is maximum A. In freshly produced sewage B. At sewer pipes C. In sewer treatment plants D. None of these
Last Answer : ANS: A
Description : Why freshly prepared FeSO4 is used in nitrogen testing ?
Last Answer : Because FeSO4 gets hydrolysed if its solution is stored for long.
Description : What happens when freshly precipitated Fe (OH)3 is shaken with a little amount of dilute solution of FeCl3 ?
Last Answer : Ans. It causes peptization leading to the formation of a positively charged sol of Fe (OH)3
Description : The primary succession refers to the development of communities on a (a) forest clearing after devastating fire (b) newly-exposed habitat with no record of earlier vegetation (c) freshly cleared crop field (d) pond, freshly filled with water after a dry phase.
Last Answer : (b) newly-exposed habitat with no record of earlier vegetation
Description : The following are true about blood coagulation: a. heparin inhibits blood coagulation through its interference with vitamin K metabolism in the liver b. addition of vitamin K to freshly drawn ... delays clotting c. thrombin converts fibrinogen to fibrin d. platelets are essential for blood clot
Last Answer : thrombin converts fibrinogen to fibrin
Description : pH of freshly drawn milk? a 6-6.5 b 6.5-6.7 c 5.5-6 d 7
Last Answer : b 6.5-6.7
Description : An aluminium strip is kept immersed in a freshly prepared ferrous sulphate solution taken in a test tube, the change observed is that a) Green solution slowly turns brown b) Lower end of the test ... c)A colourless gas with smell of burning sulphur is evolved c)Light green solution changes to blue
Last Answer : a) Green solution slowly turns brown
Description : Removal of calcium from freshly collected blood would (a) cause delayed clotting (b) prevent clotting (c) cause immediate clotting (d) prevent destruction of haemoglobin
Last Answer : (b) prevent clotting