Download Biologically Speaking Genes and DNA Video Guide

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Film - Biologically Speaking – Genes and DNA
These are in order but may not be exactly word for word.
1. Living things are very ___________________.
2. Scientists discovered that DNA uses a __________________ _________________ to
chemically store the information that cells need to perform their life supporting activities.
3. In higher organisms, almost all the DNA is found in the __________________________.
4. What is a large molecule called? _______________________________________ .
5. What forms the backbone of the DNA molecule? ____________ - _____________ bonds.
6. Because of the way base pairing occurs the DNA molecule winds up having 2 opposite, or
_______________________ strands.
7. Genes are made from __________________________.
8. What a few things that proteins are used for in the body: building cell ________________
repairing _________________, fighting ______________ and regulating the
__________________ of chemical reactions.
9. How many letters long is a genetic code word? ____________________________ .
10. Every time a cell divides, its DNA is __________________ or replicated.
11. Unlike DNA, RNA only has a _________________ strand.
12. What is the RNA alphabet? _______________________________________.
13. When the DNA code words in the gene are copied into the RNA code words, this is called
_________________ _____________________.
14. ____________________ RNA’s are small RNA molecules that can pick up amino acids and
transfer them to the messenger RNA on the ribosome.