Which of the following organelles is the site of intracellular digestion?
Mitochondria
Lysosomes
Centrosomes
Ribosomes
Correct Answer : B
Lysosomes are membrane-bound organelles that contain lysozymes that are responsible for breaking down waste materials and cellular debris through intracellular digestion. This process helps maintain cellular health and homeostasis by recycling and degrading cellular components.
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Correct Answer is B
Explanation
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Correct Answer is C
Explanation
Correlation does not imply causation. Even if two processes are found to be correlated, it does not necessarily mean that one causes the other. It could be that they are both influenced by a third factor, or the correlation could be coincidental. Therefore, the study does not indicate a causal relationship between the processes.
Correct Answer is A
Explanation
The hip joint is an example of a ball-and-socket joint. The hip joint is formed by the articulation of the head of the femur with the acetabulum of the pelvis. The rounded head of the femur (ball) fits into the cup-shaped acetabulum (socket), allowing for a wide range of motion in multiple planes.
Correct Answer is C
Explanation
Uracil is the nucleotide that is only found in RNA. The other nucleotides are found in both DNA and RNA
Correct Answer is A
Explanation
Rationale
Chromatin refers to a complex of DNA and proteins in human cells. This material is packaged by histones to make up the chromosomes. The chromosomes then contain genetic information that is heritable.
Correct Answer is B
Explanation
The new findings can be used to generate a hypothesis to reflect the beneficial aspect of worm infestations in certain autoimmune disorders, indicating that they can help reduce the severity of the condition.
Correct Answer is C
Explanation
This is the plate with the most growth despite the presence of antibiotic cover.
Correct Answer is A
Explanation
Rationale
Electrons are subatomic particles that have relatively little mass and are negligible when calculating atomic mass. The atomic number is usually the sum of protons and neutrons in the nucleus of the atom.
Correct Answer is A
Explanation
Water has a high specific heat capacity, which means it can absorb and store a large amount of heat energy without significantly changing in temperature. This helps moderate the temperature fluctuations of the air near the coast, as water can store heat during the day and release it at night, or vice versa.
Correct Answer is D
Explanation
Urea is a nitrogenous waste product that is produced when the liver breaks down proteins and amino acids. It is then excreted from the body via sweat.
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