Which of the following distinguishes when a plant first enters its sporophyte generation?

immediately after a zygote is created
immediately before a zygote is created
while the plant is growing
while the seed is maturing

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

i won't lie i don't know so go online and ask google thats what i do

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.