Bio ch 55 Study guides, Class notes & Summaries

Bio 230w Exam 4 (Ch 11 #54-105, ... tbd) Questions & Answers 2024/2025 What are split genes? - ANSWERSgenes with intervening sequences 55.Differentiate between intervening sequences (introns) and exons - which are expressed, which are removed during RNA splicing? - ANSWERSThose parts of a split gene that contribute to the mature RNA product are called "EXONS", whereas the intervening sequences are called "INTRONS" 56.What is "RNA splicing"? - ANSWERSIn addition to formation of t...

How do the Taylor Glacier bacteria produce their energy? A) photosynthesis B) heterotrophism C) chemoautotrophism D) thermophobism E) chemosynthesis - correct answer chemoautotrophism In ecosystems, why is the term cycling used to describe material transfer, whereas the term flow is used for energy exchange? A) Materials are repeatedly used, but energy flows through and out of ecosystems. B) Both material and energy are recycled and are then transferred to other ecosystems ...

Bio Exam One 1. The presence of a cell wall and cell membrane, but the absence of cellular organelles would be a description of which of the following classes of cells? a. prokaryotic cells b. eukaryotic cells 2. Which one of the following is a function of a protein? a. serves as an enzyme and speeds up a chemical reaction b. stores genetic material and enables its transmission to the next generation c. provides energy for a muscle contraction d. is a primary structural component of DNA 3. Whic...

Bio Exam One 1. The presence of a cell wall and cell membrane, but the absence of cellular organelles would be a description of which of the following classes of cells? a. prokaryotic cells b. eukaryotic cells 2. Which one of the following is a function of a protein? a. serves as an enzyme and speeds up a chemical reaction b. stores genetic material and enables its transmission to the next generation c. provides energy for a muscle contraction d. is a primary structural component o...