Use the drop-down menus to identify the cause of each chromosomal disorder. DiGeorge syndrome is a result of , where part of chromosome 22 is missing. results in males with three sex chromosomes, XXY, known as Klinefelter’s syndrome. Fragile X syndrome is a result of , which occurs when part of a chromosome breaks off and attaches to another chromosome.

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell

How does human environment effect the biosphere