Awoman that is homozygous recessive (bb) for blue eyes and a man that is heterozygous (bb) for brown eyes have a child. based on what you have learned about genotypes and phenotypes in regards to genetic alleles, answer the following questions:

1. what percentage of change is there that the child will have a phenotype of blue eyes? explain.

2. if the child is born with blue eyes, would the pair of alleles the child carries be homozygous or heterozygous? can blue eyes ever be heterozygous? explain.

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. albino x albino a) 1/4 chinchilla, 3/4, agouti b) 3/4 albino, 1/4 chinchilla c) all albino

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.