The importance of platelets at the time of an injury.

It is believed that at least 1/5 of all pregnancies ends in spontaneous abortion before the end of the second month. a. true b. false

Amother & father presents to the pediatrician office with their son (aged 10). on a screening test at school her son was diagnosed with color-blindness. she and her husband are not color blind. they have two other children (12 & 7), they are not color blind. the mother is the 3rd of 4 (3 girls 1boys) children, her oldest sibling is male, he is also color blind. on questioning her family, her sister that is younger than her has a 3 year old boy that is also color blind. a. draw the pedigree of the trait

Adhering junctions are based on two different types of cytoskeleton filament systems. name those systems.