note:
Gymnosperms possess several key evolutionary innovations compared to earlier groups such as the clubmosses and ferns. They produce sperm-containing pollen, which is carried through the air by the wind to the female. This innovation has freed these plants from the need for water for sexual reproduction.
A. the kelvin temperature scale
Answer:
The higher biodiversity in an ecosystem means that there is a greater variety of genes and species in that ecosystem.
Explanation:
Answer:
California Water Fix and Eco Restore, formerly known as the Bay Delta Conservation Plan, is a $15 billion plan proposed by Governor Jerry Brown and the California Department of Water Resources to build two large, four-story tall tunnels to carry fresh water from the Sacramento River under the Sacramento-San Joaquin
Explanation:
he plan, now called the Delta Conveyance Project, is an attempt to shore up the reliability of critically needed water deliveries to the south state while improving the fragile ecosystem of the Sacramento-San Joaquin Delta