Answer:
Sertoli cells
Explanation:
The Sertoli cells nourish and protect the developing sperm cells, and spermatogenesis—the developmental pathway from germ cell to mature sperm—occurs in the recesses of the Sertoli cells (Figure 19.17)
Biosphere- protect habitats
Atmosphere- reduce auto emissions
Hydrosphere- reduce,reuse,recycle
Geosphere- limit fertilizer
Answer:
a. Midwest has few sources of acid rain-forming pollutants.
Explanation:
Midwest has few sources of acid rain-forming pollutants because Midwest has less number of factories which produces less pollution. Farming, mining, and manufacturing of different products are the major industries Midwest. Other industries like transportation, finance, and machinery are also important for the economy of Midwest. Due to less number of factories less amount of pollutants goes to the atmosphere and will not cause acid rain.
Tissues. -Groups of similar cells that work together to perform a specific task or function-Blood BLANK is made of simimlar (blood cells) that work together to do a job.
Organ. ...
Organ System. ...
Organism. ...
Robert Hooke. ...
Cell. ...
Vacuole. ...
Golgi Body.
Answer:
simple answer for question 2
Explanation:
rocks are composed of grains from minerals,