Nitrogen is used and reused by various organisms and processes as it cycles through the environment. Which of the following statements is false? A. Plants use nitrogen to make proteins and other molecules

B. Nitrogen-fixing bacteria play a minor role in the nitrogen cycle

C. Urine from animals returns nitrogen to the soil

D. Decomposers release nitrogen compounds into the soil

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.

the answer to the blank provided is “an autosomal gene that is required for the expression of genes on the x chromosome”.

testis-determining factor, abbreviated as td, which is more popularly known as sex-determining region y or sry protein, is a dna-binding protein or  gene-regulatory protein/transcription factor, encoded by the  sry gene. it is the gene responsible for the initiation of male gender determination in humans.