Answer the following statements true (T) or false (F)
1. Isotopes are different forms of the same element.
2. Sulfur 35 (35S) is an isotope of 32S. These elements differ in their number of neutrons.
3. Helium is an inert gas that rarely reacts with other elements because it has the maximum number of valence electrons in its outer shell.
4. If lithium has an atomic number of 3 then it will have 1 valence electron.
1. TRUE
2. TRUE
3. TRUE
4. TRUE
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Fill in the blank(s) with correct word
Species interactions between members of a
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The term that describes the banding pattern in skeletal and cardiac muscle is ____________________. Fill in the blank(s) with the appropriate word(s)
Which of the following numbered events represents the correct sequence of events of prokaryotic translation
initiation? 1) large ribosomal subunit binds to initiation complex 2) initiation tRNA binds small ribosomal subunit 3) initiation complex binds to ribosome recognition sequence on mRNA a. 1 ? 2 ? 3 b. 1 ? 3 ? 2
c. 2 ? 1 ? 3 d. 2 ? 3 ? 1 e. 3 ? 2 ? 1