Which structure the kidneys' nephrons is mainly responsible for the filtration of blood? . 1. collecting duct. 2. loop of henle. 3. glomerulus. 4. bowman's capsule

What protects the lining of the stomach from acidic gastric juices?

List two modern organisms that have pentameral symmetry

Ry was studying two populations of the same species of lizards. one population lived on an island and the other lived on the mainland. both populations were affected by a hurricane that hit the island and the mainland with equal force. a year later, henry was testing the gene frequency and saw a decrease in genetic variation in the island species, but not in the mainland species. which best describes a conclusion he might have reached? gene flow greatly affects small populations, but large populations can recover. genetic drift greatly affects small populations, but large populations can recover. gene flow greatly affects large populations, but small populations can recover. genetic drift greatly affects large populations, but small populations can recover.