An environmental scientists wants to study the effects of fertilizer runoff on the number of microscopic organisms in a lake. Describe how she could study this without adding fertilizer to the lake

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

How does an angiosperm prevent self pollination

Use the above pedigree for questions 1,2, and 3 1. what kind of genetic disorder is represented in the pedigree? a. recessive b. dominate refer to the pedigree in question 1. 2. is the mutated gene in this disorder located on a sex chromosome (x or y) or an autosome? a. sex chromosome b. autosome refer to the pedigree in question 1. 3. which generation has individuals that you are certain are heterozygous for the mutated gene? a. generation 1 b. generation 2 c. generation 3