Use the Following to Answer Questions

question 25

Multiple Choice

Use the following to answer questions :
-Kilwa

• A)Speakers of this African language living south and east of the Congo River.
• B)The African region surrounded by the Sahara, the Gulf of Guinea, the Atlantic Ocean, and the mountains of Ethiopia.
• C)North African peoples who controlled the caravan trade between the Mediterranean and the Sudan.
• D)A Muslim port city in East Africa founded between the eighth and tenth centuries; today it is the capital of Somalia.
• E)African collectives bound together by ethnic or blood ties rather than by being political territories.
• F)From the word for "war chief," the name of a large and influential African kingdom inhabited by the Soninke people.
• G)The city in which the king of Ghana held his court.
• H)Originally a campsite for desert nomads, it grew into a thriving city under Mansa Musa, king of Mali and Africa's most famous ruler.
• I)A kingdom in northwestern Ethiopia that was a sizable trading state and the center of Christian culture.
• J)The East African coastal culture, named after a Bantu language whose vocabulary and poetic forms exhibit strong Arabic influences.
• K)The most powerful city on the east coast of Africa by the late thirteenth century.
• L)A ruined southern African city discovered by a German explorer in 1871; it is considered the most impressive monument south of the Nile Valley and Ethiopian highlands.

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Definitions:

Memory Cells

Immune cells that remember past infections, allowing the body to respond more swiftly to similar future threats.

Natural Killer Cells

Immune cells that play a crucial role in the destruction of infected or cancerous cells without prior sensitization.

Specific Antigen

A particular substance that the immune system recognizes and responds to, often triggering an immune response.

Pathogens

Microorganisms or viruses that can cause disease in their host, including bacteria, viruses, fungi, and parasites.