Which of the following statements is NOT true about how each of the world’s major biomes is defined? i. Each biome is defined by certain soil conditions.
ii. Each biome has a characteristic community of plants and animals.
iii. Each biome is defined by the name of the country that it is in.
iv. Each biome is defined by climate.
a. i and ii c. i and iv
b. ii and iii d. iii only

"menstrual cycle is a complex cycle that consists of several processes. order of occurrence of steps in menstrual cycle are as follows:

1. high progesterone levels maintain the endometrium lining of the uterus.

2. endometrium lining breaks down and low levels of estrogen stimulate the pituitary to release fsh and lh.

3. fsh and lh stimulates the follicles to develop and the oocyte to produce estrogen.

4. rising estrogen levels suppress fsh production and development of other follicles.

5. a spike in lh causes follicle to rupture.

6. a breakdown of corpus luteum causes progesterone level to drop."

a. seed plant structure. 1. the three main plant organs are roots, stems, and leaves. a fourth kind of tissue, meristematic tissue, is responsible for plant growth. meristematic tissue is the only plant tissue that produces new cells by mitosis. plants can lose water out of their leaves as they exchange gases with the air

explanation:

d. organisms have cells with different shapes and functions.