Answer:
A. an Allee effect.
Explanation:
Allee effect: In biology, the term "allee effect" is described as one of the phenomena which are distinguished as a specific correlation that exists between the mean of individuals fitness related to a particular species or population and the population density or size.
The main cause of the allee effect is the genetic mechanism.
In the question above, the given statement signifies an allee effect.
Solstice is when the sun reaches its highest or lowest point in the sky at noon, and equinox is when the sun crosses the celestial equator when day and night are equal length
Answer:
O The domesticated camel and the saddle
Explanation:
The trade with different cultures across the desert was one of the difficult trade carried out. This is because of non easier methods of transporting those goods across two different cultures.
In order to overcome this challenge, they have to make do with the use of beast of burden (animals) like camel upon which a carrier would be attached on for carrying the goods. The journey do take days before the goods would be delivered to the other country or culture.
Okay I'm confused what's the problem that needs sloving?