To survive plants need to move , and around. Plants use different systems to do this: the and the . They are made up of hollow that go up and down the length of the plant These tubes are usually found bundled and can be seen in leaf rubbings

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Select the correct answer. a chestnut-colored horse mates with a white-colored horse to produce a brown and white spotted offspring. what is the type of inheritance pattern?

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-