Scin130 Study guides, Class notes & Summaries

APUS CLE : SCIN130 B011 Win 19 : Tests & Quizzes 1/11 SCIN130 B011 Win 19 Tests & Quizzes Return to Assessment List Part 1 of 7 - Chapter 20 27.0 Points Question 1 of 31 A wolf is an example of what member of the food chain? 3.0 Points A. tertiary consumer B. primary consumer C. apex consumer D. producer E. secondary consumer Great job. Question 2 of 31 What is the area of Earth where water movement and storage occurs? 3.0 Points A. atmosphere B. troposphere C. stratosphere D. ...

APUS CLE : SCIN130 B011 Win 19 : Tests & Quizzes 1/10 SCIN130 B011 Win 19 Tests & Quizzes Return to Assessment List Part 1 of 7 - Chapter 9 27.0 Points Question 1 of 31 How is it possible that multiple sites of DNA replication can exist inside the cell? 3.0 Points A. there are multiple origins of replication B. there are not multiple sites of replication C. during cytokinesis, DNA is replicated at twice the rate D. genes are replicated quickly, so there are usually >4 of one gene at...

12/30/20 APUS CLE : SCIN130 I003 Fall 19 : Tests & Quizzes 1/10 SCIN130 I003 Fall Tests & Quizzes Return to Assessment List Part 1 of 7 - Chapter 20 27.0 Points Question 1 of 31 Because the desert has extreme temperatures and a shortage of water, what type of net primary productivity does it have? 3.0 Points A. low B. productive C. medium D. high Great job. Question 2 of 31 Temperature and precipitation are examples of what in an environment? 3.0 Points A. living factor B. abiot...

SCIN130/ SCIN 130 Quiz 5 Submissions Question 1 of 31 3.0 Points Which nitrogenous base is present in RNA and not DNA? • A. uracil • B. thymine • C. cytosine • D . adenine • E. guanine Feedback:Great job. Question 2 of 31 3.0 Points How long would the peptide be that is translated from the mRNA sequence: 5’- AUGAUCGAUCACUAA-3’? • A. 5 • B. 3 • C. 2 • D. 1 • E. 4 Feedback:Amino acids are coded using a 3 nucleotide system, so for every 3 nucleotides, there is one amino acid...

Quiz 4 Comment:For feedback on the short answer question and lab, please see the specific question. Part 1 of 8 - Part 3: Lab ELF 9.0 Points Question 1 of 31 3.0 Points Which type of variable does not change during an experiment, and serves as a comparison point for all data points?  A. dependent  B. random  C. independent  D. control Feedback:Correct! There has to be one variable in the experiment that researchers compare the results of the experiment to, so that accurate conclusion...

SCIN130 /SCIN 130 Introducton to Biology quiz 4 Quiz 4 Comment:For feedback on the short answer question and lab, please see the specific question. Part 1 of 8 - Part 3: Lab ELF 9.0 Points Q uestion 1 of 31 3.0 Points Which type of variable does not change during an experiment, and serves as a comparison point for all data points? • A. dependent • B. random • C. independent • D. control Feedback:Correct! There has to be one variable in the experiment that researchers compare the results ...

Question options: adhesion covalent bond solvent surface tension cohesion Hide Feedback Great job. Which type of bond do the hydrogen and oxygen atoms in water form? Question options: van der Waals Interactions polar covalent bonds nonpolar covalent bonds hydrogen bonds Hide Feedback Great job. When referring to pH, an example of something that is alkaline includes what? Question options: water orange juice baking soda stomach acid Hide Feedback Great job.Page 2 An atom...

APUS CLE : SCIN130 B011 Quiz 8 Part 1 of 7 - Chapter 20 27.0 Points Question 1 of 31 3.0 Points A wolf is an example of what member of the food chain? • A. apex consumer • B. secondary consumer • C. producer • D. tertiary consumer • E. primary consumer Feedback:The organism that is at the top of the food chain has no predators. Review energy flow through ecosystems in Chapter 20. Question 2 of 31 3.0 Points Why are those at the top of a food chain affected if a species at the bottom of...

Quiz Submissions - Quiz 5 Which nitrogenous base is present in RNA and not DNA? Question options: guanine uracil thymine adenine cytosine Hide Feedback Great job. Which portion of the primary RNA transcript is removed because it does not encode a functional protein? Question options: spliced promoter exon intron Hide Feedback Great job. Why does one strand of DNA replicate as a continuous strand, and the other in fragments?Question options: they are parallel, and DNA polymerase can synthesize fr...

Quiz 4 Comment:For feedback on the short answer question and lab, please see the specific question. Part 1 of 8 - Part 3: Lab ELF 9.0 Points Question 1 of 31 3.0 Points Which type of variable does not change during an experiment, and serves as a comparison point for all data points?  A. dependent  B. random  C. independent  D. control Feedback:Correct! There has to be one variable in the experiment that researchers compare the results of the experiment to, so that accurate conclusion...