Question

1. ____________ are made of strands of dna tightly packaged together.
2. the ____________ is a cylindrical organelle found in pairs near the nucleus.
3. the rough er is responsible for __________ synthesis and has __________ attached to it.
4. animal cells do not have a __________ and __________.
5. in plants, ____________ absorb light energy and change it into chemical energy for the cells.
6. the ____________ helps provide support for a plant cell.
7. multicellular organisms have cells with ____________ functions and can contain different types of organelles.

Explanation:

1. Chromosomes are made of tightly - packed DNA strands.
2. Centrioles are cylindrical organelles found in pairs near the nucleus.
3. The rough endoplasmic reticulum (ER) is responsible for protein synthesis and has ribosomes attached to it.
4. Animal cells do not have a cell wall and chloroplasts.
5. In plants, chloroplasts absorb light energy and convert it into chemical energy.
6. The cell wall helps provide support for a plant cell.
7. Multicellular organisms have cells with specialized functions and different organelles.

Answer:

1. Chromosomes
2. Centrioles
3. Protein; ribosomes
4. Cell wall; chloroplasts
5. Chloroplasts
6. Cell wall
7. Specialized