Lisa is a 19-year-old college student who recently began experiencing symptoms of lactose intolerance. she recognizes the importance of consuming adequate dietary calcium, but does not want to further aggravate her gastrointestinal system. select all of the dietary practices that can lisa meet her calcium needs without causing symptoms of lactose intolerance.

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.

Which best describes how the common cold spreads in the human body? a bacteria burst out of normal cells killing them b viruses replicate inside respiratory cells c bacteria inject dna into normal cells d viruses insert dna into bacteria

What is the difference between an igneous, sedimentary and metamorphic rock