Biology

Using the evidence you gathered from the virtual path,discuss evolution in the dinosaur and bird clades.

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Virtual museum visit Evolution in the dinosaur and bird clades Go to https://www.biointeractive.org/classroom-resources/interactive-assessment-origin-birds and launch the interactive video. As you are watching the video you will need to complete the assessment questions along the way to proceed. Watch the entire video. Think about the evolutionary steps needed to separate a flying, endothermic avian from scaled, … Read more

Make the following Punnett square. RrYY x rrYy 16 box square.What are the phenotypic and genotypic ratios of the offspring?

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Dihybrid Punnett square Create a dihybrid Punnett square with Pea. 1. Once you have the parental genotypes, select the gametes using 1-3; 1-4; 2-3; 2-4 method. Then create the 16 genotypes possible; summarize with the ending ratio to the right of the 16 squares. R=round,r-wrinkled, T=tall, t=short, Y= yellow peas, y= green peas, P=purple flowers, … Read more

According to your analysis of patient A’s karyotype, you believe that this patient has the genetic condition known as ?

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Karyotyping and Genetics Testing Activity: Proceed to this website http://www.biology.arizona.edu/default.html Read the “Introduction” and “Patient Histories,” then complete the karyotypes. After you successfully complete them,choose the genetic abnormality present in the patient sample. Write down your answers and then answer the questions below in the fill-in-the-blank problem section. Assessment: Each of the questions in Karyotyping … Read more

Locate and summarize a reliable internet article that relates to any of the following topics.

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Unit 2 Locate and summarize a reliable internet article that relates to any of the following topics. Chromosomes and Cell Division; Genes and Inheritance; or DNA, Gene Expression and Biotechnology. Double-spaced assignment (10-12 point font). Appropriately reference the article you use for the assignment using MLA format

Take one approach listed above and write down several possible solutions to the problem using that approach.

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SCENARIO: Jenny and Jeremy’s grandmother just passed away from Huntington’s Disease. Their father is not having any problems with his health at this time but since he is young he could have the HD gene and not show any symptoms of the disease. He doesn’t want to get tested. Jenny is engaged to be married … Read more

Using a variety of examples, describe and discuss some of the chemical reactions that enzymes facilitate in photosynthesis and cellular respiration.

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Biochemistry Enzymes can be described as biological catalysts that regulate the rate of chemical reactions involved in biological processes. Different types of chemical reactions are catalyzed by different classes of enzyme. Using a variety of examples, describe and discuss some of the chemical reactions that enzymes facilitate in photosynthesis and cellular respiration.

A cell with a normal concentration of 2% starch is placed in a solution of 28% starch. Starch molecules are too large to diffuse through the cell membrane. Which direction will the water move ?

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Transport Practice Use your notes or textbook to answer the following questions. 1. Transport across the cell membrane in which substances move from high concentration to low concentration without the expenditure of energy. 2. Transport across the cell membrane that requires energy to move substances against the concentration gradient. 3. is how small nonpolar substances … Read more