What would most likely happen to cells placed in fresh water ?

a. water would flow out of them because they are hypotonic to the external environment
b. water would flow into them because they are hypotonic to the external environment
c. water would flow out of them because they are hypertonic to the external environment
d. water would flow into them because they are hypertonic to the external environment

What does resonance result in? quieter sounds frequency amplitude louder sounds

Asap timed! 1. ice core samples from glaciers ice caps contain bubbles of ancient atmosphere that are in layers based on age. what questions are scientists most interested in? a. how the amount of water vapor needed to make the ice has changed b. how the amount of ozone has changed over time.c. how the amount of ice in each layer has changed over time d. how the amount of carbon dioxide has changed over time 2. what produces milankovich cycles ? a. sunspots ams solar flare on the suns surface b. changes in the earths orbit c. gravitational changes bases on the position of the sun and the moond. cycles of vegetation that result in desert and rainforest conditions

In addition to seeds, which of the following characteristics are unique to the seed-producing plants? a) sporopollenin b) lignin present in cell walls c) pollen d) use of air currents as a dispersal agent e) megaphylls