American Military Univesity

n a cross between two heterozygous (Aa) individuals, what is the likely percentage of the offspring that will be homozygous? 25% 100% 75% 50% Hide question 19 feedback Feedback When determining the genotype of an offspring, a Punnett Square helps to determine the percentages of the genetic make-up. Review Chapter 8. Question 20 What is epistasis? a phenomenon in which alleles that are located in close proximity to each other on the same chromosome are more likely to be inherited tog...

What is the purpose of a Punnett Square? it is a way to visualize the phenotype and genotype of a cross it is a way to visualize only the phenotype in a population it is a way to visualize only the genotype of a cross it is a way to visualize the chromosomes in a population Hide question 27 feedback Feedback Great job! Question 28 What is the central dogma of molecular biology?RNA initiates DNA replication, which controls all aspects of life DNA is read by RNA, which is then read and p...

A nucleotide includes all of the following parts EXCEPT? nitrogenous base phosphate group deoxyribose carbon dioxide Hide question 1 feedback Feedback Great job. Question 2 How is it possible that each daughter cell during cell replication receives an identical copy of the DNA?DNA is replicated following mitosis or meiosis, so is transferred after the new cells are formed DNA is replicated during the synthesis phase of the cell cycle, prior to mitosis or meiosis DNA is not identica...

What are the three components needed for protein synthesis? mRNA, tRNA, ribosome DNA, nucleus, ribosome DNA, lysosome, exon mRNA, DNA, ribosome Hide question 11 feedback Feedback Great job. Question 12 What is a technique used to rapidly increase the number of copies of specific regions of DNA? Gel electrophoresis Cell lysing DNA precipitation Polymerase chain reaction Hide question 12 feedbackFeedback Great job. Question 13 Why are plants more difficult to make into transgenic...

The introduction of a non-mutated gene at a random location to cure a disease by replacing a protein is called what? gene therapy reverse genetics recombinant DNA transgenic organism Hide question 21 feedback Feedback Great job. Question 22 What is an example of a genetically modified organism? mating of a horse and donkey to produce a mule a red apple with a gene from another apple cultivar a plant produced through traditional breeding a natural cross between zucchini and acorn sq...

The community of bacteria in the human body provides benefits EXCEPT? Development of immune system Protection from pathogens Increase in antibiotic resistance Maintenance of gut Hide question 1 feedback Question 2 What is one reason for a high rate of resistant bacteria on Earth today? increase in travel decrease in sleepoveruse of antibiotics lack of personal hygiene

How can one distinguish between a protostome and deuterostome? after complete formation of body during the embryonic stage during the reproductive stage after death Hide question 21 feedback Feedback Great job. Question 22 A spider is not an insect, but is considered what? Scorpion Crab Isopod Trilobite Arachnid Hide question 22 feedback Feedback Great job. Question 23 The Porifera have tiny "hairs" on their cells to move water and food thru themselves. What are...

Which is a single cell that lacks membrane bound organelles? Prokaryote Nucleolus Ribosomes Eukaryote Hide question 1 feedback Feedback Great. Question 2 3 / 3 points What process do scientists use as a way to perform research with defined steps that include experiments and careful observation?A clean lab bench The scientific method A journal article The right hypothesis Hide question 2 feedback Feedback Great job. Question 3 3 / 3 points What is an example of a response to sti...

The scientific method has been applied to all of the following EXCEPT ___________. Apparition sightings Doppler effect Principles of inheritance Movements of Glaciers Mass conservation Hide question 29 feedback Feedback Correct! Scientific evidence arises when multiple scientists can reliably and repeatedly make the same observations or collect similar data about the same scientific phenomenon. Question 30 3 / 3 points Which scientist is responsible for determining that matter is nei...

In most living species, which monosaccharide is the most important source of energy? glucose starch cellulose fructose Hide question 1 feedback Feedback Great job. Question 2 Which is an unprocessed or unrefined source of carbohydrates?cookies fruit pasta noodles white bread Hide question 2 feedback Feedback Great job. Question 3 Which is one of the most abundant natural biopolymers on Earth, only found in plants? glycogen starch cellulose chitin