The Most Conclusive Evidence for Microfossils Comes from Rock Samples

question 79

Multiple Choice

The most conclusive evidence for microfossils comes from rock samples with

• A) an age of 3.5 billion years old
• B) ages between 2.7 and 3.0 billion years old
• C) ages between 3.2 and 3.5 billion years old
• D) an age of 3.85 billion years old

Know the birth state of President Barack Obama.

Compare education and income levels among Afro-Caribbeans, African immigrants, and African Americans.

Understand the impact of political administrations on African American communities and civil rights.

Recognize the contributions and perspectives of African American scholars and leaders.

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Definitions:

Arteries

Blood vessels that carry oxygen-rich blood away from the heart to various parts of the body.

Superior Mesenteric Vein

A large vein that drains blood from the small intestine, cecum, and part of the colon and pancreas into the hepatic portal vein.

Splenic Vein

A vein that drains blood from the spleen, pancreas, and portions of the stomach, emptying into the portal vein.

Hepatic Portal Vein

A blood vessel that carries nutrient-rich blood from the gastrointestinal tract and spleen to the liver for processing.