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The Nucleus

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Questions and Answers

Which structure in the nucleus allows the transfer of material to the cytoplasm?

Chromosomes

Cytoplasm

DNA molecules

Nuclear membrane (correct)

What are chromosomes composed of?

Nuclear membrane and cytoplasm

DNA molecules and protein (correct)

Genes and DNA molecules

Chromatin material and cytoplasm

What is the function of genes in a cell?

Contain information necessary for constructing and organizing cells (correct)

Visible as rod-shaped structures only when the cell is about to divide

Play a central role in cellular reproduction

Transfer material from inside the nucleus to the cytoplasm

What is chromatin material visible as in a non-dividing cell?

Entangled mass of thread-like structures Signup and view all the answers

When does the chromatin material get organized into chromosomes?

When the cell is about to divide Signup and view all the answers

Which type of organisms have cells with a poorly defined nuclear region?

Prokaryotes Signup and view all the answers

What is the main role of the nucleus in cellular reproduction?

Determining the way the cell will develop Signup and view all the answers

What is the function of the nucleoid in prokaryotes?

Containing only nucleic acids Signup and view all the answers

What is the meaning of the term 'eukaryotes'?

Organisms with cells having a nuclear membrane Signup and view all the answers

What is the central role of the nucleus in determining cell development?

Directing the chemical activities of the cell Signup and view all the answers