Runoff from construction sites, which can contain excess sediment, reduces the amount of oxygen available for photosynthetic organisms. -true
-false

Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred

Which of the following would most directly interfere with sperm production? ingestion of a substance that mimicked inhibin interruption of sustentocytes' production of abp low sperm count use of synthetic steroids (testosterone)