Explanation

Goblet cells are specialized cells that produce and secrete mucus, a key component of the protective mucus layer lining the respiratory and gastrointestinal tracts. 

Explanation

The kidney is the primary excretory organ in fishes, responsible for osmoregulation and excretion of nitrogenous wastes.

However, gills and skin also play minor roles in excretion.

Explanation

The unit of rock that represents all rocks formed during the same geological time scale is a Series. 

Geochronologic Units:

The units of time in the geological time scale are called geochronologic units (e.g., eon, era, period, epoch)

Explanation

The study of the interaction between organisms and their surroundings is called ecology.

ecology that deals with the study of interactions between biotic and abiotic factors of the environment

Explanation

Hydroelectric power is a renewable, cost-effective, and environmentally friendly source of energy.

It utilizes the flow of water to generate electricity, with minimal greenhouse gas emissions once the dam infrastructure is built.

Explanation

Transistors primarily act as current amplifiers in a circuit.

They can increase the current flowing through a circuit, which can also be used for voltage amplification and switching.

Explanation

When sound is reflected from floor ceiling or a wall, it mixes with the original sound and change its complexion, it is called as Reverberation

Explanation

The average global concentration of ozone is around 300 DU,

Meaning if all the ozone in the Earth's atmosphere were compressed to that thickness, it would form a layer 3 millimeters thick. 

Explanation

The term "proteome" refers to the entire set of proteins produced or modified by an organism or system, which can vary based on time, stress, and distinct requirements. 

Explanation

Graphology is the analysis of handwriting with attempt to determine someone's personality traits. 

Graphology is the study of human personality through writing.

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