Which one of the following characteristics is not used to classify angiosperms?
a. color of leaves
b. length of life
c. type of stems
d. number of seed leaves

This is a coral reef ecosystem. many biotic and abiotic factors affect the health of this ecosystem. which set correctly pairs a biotic factor and an abiotic factor?

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents.earth's tilt causes the ocean to move because of gravity.earth's tilt and its rotation cause currents.earth's tilt causes uneven distribution of salt which causes currents.