6. gases are exchanged as well as food and waste through these blood vessels. they are:
a. ventricles
b. capillaries c. veins
d. arteries

Which part of cellular respiration must occur before any of the other steps can occur

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

Explain the source of radioactivity in uranium in earth’s crust by which it produces nuclear radiation