Classes of eukaryotes - Study guides, Class notes & Summaries

5′ cap - A modified form of guanine nucleotide added onto the 5′ end of a pre-mRNA molecule. A site - One of a ribosome's three binding sites for tRNA during translation. The A site holds the tRNA carrying the next amino acid to be added to the polypeptide chain. (A stands for aminoacyl tRNA.) ABC hypothesis - A model of flower formation identifying three classes of organ identity genes that direct formation of the four types of floral organs. abiotic - Nonliving; referring to the ...

Biochemistry Exam 3 Practice Tests 225 Questions with Verified Answers The complementary strand for the sequence 5' GCACTTCG 3' is - CORRECT ANSWER 5' CGAAGTGC 3' Polysomes...? (a) contain multiple mRNA's (b) contain multiple DNA's (c) contain multiple ribosomes (d) contain multiple RNA polymerases (e) a and c - CORRECT ANSWER (c) contain multiple ribosomes "Multiple ribosomes initiate on a SINGLE mRNA Polyribosomes or polysomes"- Ch 7 Proliferating cell nuclear ...

Module 2 Exam Practice 113 Questions with Verified Answers What does RNA Pol I transcribe? - CORRECT ANSWER rRNA What does RNA Pol II transcribe? - CORRECT ANSWER mRNA snRNA What does RNA Pol III transcribe? - CORRECT ANSWER tRNA rRNA snRNA What is wrong with this definition of a gene? "A gene consists of DNA sequences that encode a single polypeptide" - CORRECT ANSWER 1. Not all genes are DNA sequences (RNA viruses) 2. Not all RNA molecules encode for a single polypeptide L...

■ How can the sequence of bases contribute to the diversity among species? - Answer-DIFFERENT SEQUENCES OF BASES MAKE DIFFERENT TRAITS ■ Introns and Exons - Answer-INXONS ARE NOT NEEDED (IN TRASH), EXONS ARE THE PART OF NUCLEOTIDE THAT DO CODE FOR MAKING THE PROTEIN AND ARE READ (ESSENTIAL) ■ What are histones? - Answer-THE PROTEINS DNA WRAPS AROUND, HELPS BUILD SHAPE OF CHROMOSOMES ■ What are the nucleotide bases? - Answer-adenine (A), cytosine (C), guanine (G) and thymine (T). ...

1 BROOKS BIODIVERSITY UNIT 1 EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ evolution Correct Answer: the concept that all given organisms are related to each other though common ancestry Have scientists proven that life exists? Correct Answer: No Big Bang Correct Answer: Theory of how the universe formed 16-18 billion years ago Symbiosis Correct Answer: the interaction between two different organisms living in close association "life coming together" Spo...

Cell and molecular biology Gerald Karp 7th edition Actual Exam Questions With Answers Robert Hooke - ANSWER- 1665 - English Microscopist - Studied cork. 1st to describe cell; called chambers in corks cells (cellular) since they reminded him of cells occupied by monks living in a monastery; They were actually empty cell walls, the remains of dead cells. Anton van Leeuwenhoek - ANSWER- () Dutch; first to describe living single cells 200 years later - ANSWER- 1830s Full & widespread of imp...

TEST BANK FOR Campbell Biology 9th Edition Glossary A+GRADED 2023. 5′ cap - A modified form of guanine nucleotide added onto the 5′ end of a pre-mRNA molecule. A site - One of a ribosome's three binding sites for tRNA during translation. The A site holds the tRNA carrying the next amino acid to be added to the polypeptide chain. (A stands for aminoacyl tRNA.) ABC hypothesis - A model of flower formation identifying three classes of organ identity genes that direct formation of ...

Marine Bio CH. 1, 5, & 6 Quiz 100% Pass What is marine biology? The study of organisms that live in the sea. Marine bio facts not a separate science an applied field of biology and incorporates others: geology, chemistry Marine biologists study organisms that inhabit the sea (living things) Oceanographers study physical aspects (tides, currents) Why study marine bio? since life is believed to have risen in the sea, studying MB could provide a clue about links to our evolution many products c...

TEST BANK FOR BIOCHEMISTRY, 9TH EDITION, MARY K. CAMPBELL, SHAWN O. FARRELL, OWEN M. MCDOUGAL Chapter 01 - Biochemistry and the Organization of Cells 1. How do the molecules that play a role in living cells compare to those encountered in organic chemistry? a. They are the same, just operating in a different context. b. Biological molecules are organic molecules, but the similarity ends there. c. Biological molecules aren't similar to organic molecules at a...

Cell Biology Exam 1 Complete Questions And Answers |100% Pass