Question

fill in the blanks using these words: nucleus, dna, gene, rna, protein, ribosome. 1. the ____ contains the __. 2. small sections of dna are called __, and each one gives instructions to make a __. 3. __ is a copy of dna. 4. __ uses __ to build ____.

Explanation:

1. In a cell, the nucleus is the organelle that houses the DNA.
2. Genes are segments of DNA, and each gene provides instructions for making a specific protein.
3. RNA is synthesized as a copy of DNA during transcription.
4. Ribosomes use RNA (specifically mRNA, tRNA, and rRNA) to build proteins through the process of translation.

Answer:

1. nucleus; DNA
2. gene; protein
3. RNA
4. Ribosome; RNA; protein