A ____________________ heterozygote is an individual with two different mutant alleles of a gene. Fill in the blank(s) with the appropriate word(s)
ANS: double or compound
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The polytene chromosomes of Drosophila are an example of _________
A. aneuploidy B. polyploidy C. translocations D. inversion loops E. None of the answers are correct
You have been assigned to conduct a scientific study on the effects of four types of fertilizer on broccoli growth. You visit several broccoli farms to make observations and use these observations to find preliminary correlations and form hypotheses. To test your hypotheses, you set up five plots of broccoli - one plot for each fertilizer type plus a control plot, which is not fertilized. When you meet with your professor to discuss your progress, he tells you that your project is missing an important component of the scientific method. What is missing?
A. Testing biotic factors such as herbivore abundance B. Replicating each fertilizer treatment in multiple plots C. Using more than one plant species so your conclusions can be more broadly applied D. Testing the fertilizer in a natural setting on wild relatives of broccoli E. Setting up plots that receive more than one type of fertilizer
What is the name for a horizontal stem system?
a. Ribosomes b. Internodes c. Nodes d. Rhizomes
The smooth ER is the primary site for the synthesis of phospholipids and cholesterol needed to make ____
a. DNA b. ATP c. ribosomes d. hormones e. cell membranes