discuss plant responses to drought. How can we optimise plant responses and develop drought tolerant crop varieties? Illustrate your answers with specific examples.

What best explains the inability for life to exist in earth early atmosphere

What is the process by which biological parents pass traits such as hair type or eye color to their children

When does a spring tide occur? question 9 options: they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur twice a year in the spring and fall. they occur on the date of the vernal equinox each year, no matter what stage the moon is in. this is why they are called spring tides. they occur when the sun, moon, and earth are at 45-degree angles from each other. this happens once every spring. they occur when the sun, moon, and earth are aligned. in spite of their name, these tides occur all year long.