Answer:
The main offenders in terms of greenhouse gas emissions are the buildings we live in and the buildings we work in.
Explanation:
Greenhouse emissions are drastically blamed on transportation because the link is obvious and immediate however the main offenders in terms of greenhouse gas emissions are actually the buildings where we live and work. New buildings in major U.S. cities nowadays must be self-sustainable to some degree.
Answer:
The correct statment would be: "the hormons of the endocrine system exert their action by lock and key mechanism."
Explanation:
The endoncrine system is responsable of the release of hormons under certain conditions, and in different organs, they go trough the bloodstream. The lock and key mechanism is explained as how the receptors block or release hormonos or instead they don´t. The endocrine system is responsable for the reproductive system, and regulates metabolic processes.
Answer:
Southern unionist
Explanation:
A Southern Unionist was a white Southerner who either opposed secession and the Confederate States of America and/or supported the Union or stayed neutral.