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Equal Arms Beam Balance
A beam balance is an example of the class I type of levers (Shown figure below)...
A beam balance is an example of the class I type of levers (Shown figure below)...Bones of the upper arm
Each arm contains 30 bones namely, humerus , in the upper arm, radius and ulna in the forearm, 8 carpals in the wrist 5 metacarpals in the palm, and 14 phalanges in the fingers. The distal phalange supports a broad, arched horny nai..
Mr Brown purchased 5 arm chairs for his new house at $20 each. How muc..
Mr Brown purchased 5 arm chairs for his new house at $20 each. How much more will he pay if he bought 5 arm chairs for $25 each? => $20 or $150 or $25 or $125..
The scatter plot shows the number of vehicle transactions in different..
The scatter plot shows the number of vehicle transactions in different quarters of the year 1995. What is the difference between the number of vehicle transactions in the 2 nd quarter and the 4 th quarter? => 150 or 60 or 50 or 40..
The number of ATM transactions of a particular bank recorded at 12 loc..
The number of ATM transactions of a particular bank recorded at 12 locations in a city on a day are as follows. 24, 42, 210, 69, 38, 72, 59, 44, 96, 21, 318, 66 Find the median and mean of the number of transactions. Which is greater, median or mean? => 62.5, 88.25, mean or 66, ..
2. Polytene Chromosomes
These are giant chromosomes found in the salivary gland cells of the fruitfly Drosophila. They are many times larger than the normal chromosomes reaching a length of 2000 and are visible even under a compound microscope. The polytene chromosomes appear to contain five long and one shor..
These are giant chromosomes found in the salivary gland cells of the fruitfly Drosophila. They are many times larger than the normal chromosomes reaching a length of 2000 and are visible even under a compound microscope. The polytene chromosomes appear to contain five long and one shor..Karyotype
Chromosome number is a species-specific character. The complete set of chromosomes in the body cell of a species is known as karyotype. For example, the 23 pairs of chromosomes found in the somatic cells represent the human karyotype. In the karyotype it is possible to identify individual chromosom..
Summary
Chromosomes are tiny thread-like structures found in the nucleus of a cell. Chromosomes store and transmit the coded information which is responsible for all the life processes of an organism. Hence, chromosomes are commonly described as carriers of heredity. In bacteria, the entire heredit..
Chromosomes Summary
.1 to 30 mm in length and 0.2 to 2.0 mm in thickness. When the number is less, the chromosomes are larger in size. A metaphase chromosome shows two identical components called chromatids, joined by a centromere (primary constriction). Each chromatid has two arms. A secondary con..
Focal Length
Focal length is the distance between the pole and the focus of a mirror. Focal length of a mirror is equal to half the focal length of the mirror or f = R..
Result
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