Involves leaving trees of different sizes and types to create an ecosystem; more expensive type of foresting selective cutting
clear cutting
forest resources
sustainable yield

complete the square on the right side of the equation;

-5(x + 0)^2 + 15

answer: d. y = -x^2 + 15

answer: 21

step-by-step explanation:

divide 630 by 30. 30 goes into 630 21 times

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.