Why are rRNA a good choice for resolving the ancient evolutionary relationships among the three domains of life? The three domains of life are old Ribosomes are shared by all organisms in these domains rRNA evolved slowly so the gene sequences can be aligned even after 3 billion years from

Q: Which of the following organisms would NOT have introns in their protein-encoding genes? humans…

A: DNA is a genetic material found in different organisms. Genes are the functional units of heredity.…

Q: 7. Complete the table below by specifying where each of the indicated entities is found? Specify the…

A: Post-transcriptional modification is a process that follows after the transcription, where the newly…

Q: EcoRI is an enzyme that comes from the bacteria E. coli and recognizes the DNA sequence GAATTC.…

A: EcoRI is an enzyme isolated from the E. coli bacteria, they used it as a cutting molecule that…

Q: All of the subunits in bacterial RNA polymerases have homologues in both archaeal and eukaryotic RNA…

A: Bacterial RNA polymerases consist of subunits as beta, beta I, alpha I, alpha II and w. Bacterial,…

Q: Why is it necessary to use a CDNA molecule instead of an original genomic DNA molecule to clone a…

A: Deoxyribonucleic acid, abbreviated as DNA, is a double-helix made-up of nucleic acids. Its role in…

Q: Why do we say that micro RNAs are involved in the oldest evolutionary relationship?

A: The miRNAs (micro ribonucleic acid) are an exceptional class of short endogenous RNAs that play a…

Q: Data Table DNA ase sequence AAT GGG ATA AAA GTT A Process B mRNA codon с E D tRNA Process |anticodon…

A: A Genetic table is the entire set of interactions between codons and amino acids is said to make up…

Q: Which of the following is the specific gene that is most often used for DNA Barcoding of animals?…

A: Animal DNA barcoding is a biological method that allows species identification and differentiation…

Q: Sequences of mitochondrial DNA would be expected to most closely resemble sequences from…

A: Sequences of mitochondrial DNA would be expected to most closely resemble sequences from bacteria…

Q: In general, which of the following is expected to exhibit the lowest rate of evolutionarychange?a.…

A: Evolution is a natural process that includes several changes over many generations in the…

Q: Proteins that share significant amino acid similarity are called ______.    ________ are related…

A: Large, intricate molecules called proteins carry out a variety of essential bodily tasks. They are…

Q: alpha-amanitin is an extremely deadly toxin produced by death cap mushrooms. It specifically blocks…

A: Alpha amamitin is a toxin produced from Amanita phalloides, a death cap mushroom. This species of…

Q: Researchers have reported advances in their attempts to synthesize life from scratch in a…

A: There are multiple questions that can be answered by this experiment. But the principal question…

Q: The fact that we find histones in Eukarya and Archaea is most likely to indicate indicate what? O A.…

A: The fact that we find histones in Eukarya and Archaea is most likely to indicate indicates that…

Q: Propose a hypothesis for the evolution of life on Earth from singlr-celled organisms to…

A: Introduction  The evolution of life refers to the process by which different species of living…

Q: Which of the following is true? Group of answer choices All prokaryotes have a common genetic code,…

A: The amino acid sequence of proteins is determined by the sequence of nucleotides in deoxyribonucleic…

Q: 5. Make a molecular evidence cladogram. Cytochrome c is a protein located in the mitochondria of…

A: Answer :: Step :- 1   The given circular DNA data indicates that amoeba is closely related to…

Q: 3 2 If there are no mutations during this process, which of the following pairs of strands will have…

A: DNA replication is the process by which a double stranded DNA first splits up into two separate…

Q: What does the genome of mammalian mitochondria contain A total of 37 genes Genes for proteins used…

A: Introduction The little circular chromosome present inside mitochondria is known as mitochondrial…

Q: Following a gene duplication, two genes will accumulate different mutations, causing them to have…

A: Duplication occurs when a broken end of a chromosome is added from its homologous chromosomal…

Q: I. During the past few decades, researchers have been using the 16S rRNA gene, which is a specific…

A: 16S rRNA gene is generally carried by all microscopic organisms and encodes a little subunit of the…

Q: Is the genome shown here from a prokaryote or a eukaryote? 11 13 14 15 16 17 18 19 20 21

A: Genome: Genome is a total of genes in an organism. Genes are specific segments of DNA and DNA is…

Q: Based on the information above, what can you speculate about the possible evolution of the genes…

A: Rab proteins are small GTP-binding proteins within a superfamily of GTPases known as the Ras…

Q: Question 10 What evidence led researchers to identify 18 codons in hemagglutinin gene as the…

A: This question addresses the evidence that led researchers to identify 18 specific codons in the…

Q: The diagram below shows a hybridization experiment between a eukaryotic MRNA and the template strand…

A: It was performed using both the cytoplasmic RNA (ribonucleic acid) and nuclear pre-mRNA (messenger…

Q: Report the differences you've observed between the nucleotide sequences of the different species in…

A: The process by which species adapt to their environment over time is called evolution. The…

Q: what does this tell us about the first intron of tra-RBcompared to that of tra-RA

A: Drosophila melanogaster possesses a tra gene which is a protein transformer gene needed for…

Q: What is meant by the term RNA world? Describe observations andevidence that support this…

A: Ribonucleic acid (RNA) are polymeric organic molecules, which are essential for carrying out various…

Q: Viruses from which organism contributed the most RNA to the H1N1 influenza virus shown at the bottom…

A: H1N1 viruses are one of the three subtypes of human influenza viruses. These viruses have segmented…

Q: a rice species low high diverged six five whole genomes gene families homologous genes Duplication a…

A: Gene:  The term "gene" has a variety of meanings in biology. The molecular gene is a sequence of…

Q: 3. Analyzing the Molecules of Life - Molecular Diagnostics An mRNA that encodes a variant of a human…

A: RT - qPCR - Quantitative reverse transcription PCR (RT-qPCR) is used when the starting material is…

Q: The difference in genome size between prokaryotes and multicellular eukaryotes are mostly due to The…

A: The following is a question related to genetics and molecular biology that requires a basic…

Q: How could enzymes have evolved without nucleic acids to encode their amino acid sequence?

A: The question of how this process actually happens naturally arose once it was discovered that…

Q: which of the following is NOT a possible source of the monomer building blocks in the RNA world…

A: RNA world hypothesis assumes the formation of early living beings which uses RNA as genetic…

Q: What joins different amino acids and used peptide bonds. mRNA rRNA tRNA All of the above

A: RNA (ribonucleic acid) molecules are a type of nucleic acid found in cells that are involved in a…

Q: Mutations leading to changes that can be inherited by the next generation have be introduced at the…

A: There are four classes of biological macromolecules: nucleic acid, proteins, lipids and…

Q: 1.  how to isolate 26s rRNA from water, surface of water and kelps surface 2. what is the PCR tool…

A: Introduction: PCR (Polymerase Chain Reaction) is a technique used to amplify a specific DNA or RNA…

Q: wo genes that evolved from the same common ancestral gene, but are now found as homologs in…

A: Gene is the functional and basic unit of heredity, made up of DNA. Every organism is composed of…

Q: A gene from one organism can be inserted into another kind of organism, and it will produce the same…

A: A genetic code is a set of three codons. Codons are nucleotides that correspond to a specific amino…

Q: . While perusing the E. coli K12 genome sequence,you come across a gene with no known function.…

A: Genome is defined as an organism’s complete set of DNA with all of its genes present. This will…

Q: SEQUENCE 28 SEQUENCE 21 SEQUENCE 22 SEQUENCE 23 SEQUENCE 24 SEQUENCE 25 SEQUENCE 26 SEQUENCE 27

A: A phylogenic tree represents the evolutionary relationship between species or even proteins. The…

Q: Exon duplication of multiple repeating subunits is thought to be responsible for the origin of which…

A: Vertebrates have a spinal cord that remains surrounded by bone or cartilage. Mammals are vertebrate…

Q: How did the different members of families of genes, such as hemoglobin,                   arise…

A: During the evolution of vertebrates duplicated haemoglobin genes diverged with respect to functional…

Abiogenesis