Long-distance runners often run 20 kilometers or more at a time. What body systems do you think would be most involved in the endurance or aerobic training needed to prepare for such a sport? Body systems such as nervous, skeletal, muscular, respiratory, digestive, and cardiovascular.

Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only

The cluster of developing cells from conception until birth is called an

Does any one know what blood tastes like