Match the types of RNA with their function.
miRNA, mRNA, tRNA, rRna
1. Carries amino acids to the growing peptide chain during translation
2. Contains the genetic information decoded during translation
3. Components of ribosomes
4. Regulates gene expression
Answer:
4. miRNA
2. mRNA
1. tRNA
3. rRNA
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The lungs are protected from microorganisms by
A. lysozyme in mucus. B. phagocytic action of alveolar macrophages. C. the ciliated epithelial cells. D. All of the choices are correct.
Larval salamanders eat small insects and crustaceans. These insects and crustaceans are
herbivores. Thus, the salamanders are __________.
a. primary producers b. primary consumers c. secondary consumers d. tertiary consumers
Intramembranous ossification step 4
What will be an ideal response?
Prokaryotes
a. have membrane-bound organelles that are important in cell respiration and phtosynthesis b. sometimes have folded internal membranes that are important in cell respiration and photosynthesis c. have ribosomes but never have any kind of internal membranes within their cell d. do not have ribosomes or any kind of internal membranes e. have a genome that is bigger than is typical for eukaryotes, especially if plastids are included in the gene count