The best answer is D. A way where humans do not have direct impact to the coral reefs is agriculture. The other choices have a clear direct impact to the colas since they are activities that involves the bodies of water where the coral reefs are found. Agriculture, on the other hand, is based on the land therefore humans do not have direct contact to the reefs. However, this has still an effect on the coral reefs when the nutrients run off to the sea where it may result nutrient loading.
Immigrants in cities usually live in ethnic enclaves.
Explanation:
Ethnic enclaves were mainly created by the immigrants for a purpose, they mainly tried to preserve the cultural identities. The neighborhoods that was mainly created by the immigrants provided huge support to their language, specially the new people who wanted to speak the native language or the people who were learning English still.
Mainly the chain migration helped in creation of ethnic enclaves, so that people of that culture can migrate to that spot where other people are staying.
Answer: Earth
Explanation:
From the description of the image above, Earth is the planet with the smallest inner core with Earth's inner core comprising of only 5% of the Earth.
This is in contrast to Mars (largest inner core) , Mercury (second largest) and Venus. The gas giants do not seem to have any inner cores in them.
Answer:
Eukaryotic genetic variation occurs with VERTICAL gene transfer while prokaryotic genetic variation occurs with HORIZONTAL gene transfer
Explanation:
In Eukaryotes, genes lays on top of each since they reproduce sexually this gives rise to their genetic variation and hence the vertical gene transfer, but prokaryotes lie side by side, reproducing by conjugation, transformation and transduction. This makes their genetic variation to be horizontal.
Example is conjugation in Spirogyra.
Answer:
universal screening assessments
Explanation:
Screening: The term screening is referred to as the process which is being conducted to predict or identify students at risk of poor learning consequences.
Universal screening assessments: It is considered as brief assessments and is conducted on every student from a particular grade. It is responsible for identifying different students who are at risk related to academic difficulty on the RTI model and therefore given extra support.
In the question above, the given statement represents universal screening assessments.
