A researcher had a lot of colonies on the positive control plate after transformation but not a single colony on the ligation reaction plates. What are some ways the researcher can alter the ligation conditions to improve the chance of success

answer: tributaries flow into rivers.

wetland is a biome that develops when the water gets accumulated in a land exhibiting a huge depression. these form either seasonally or permanently. the water in the wetland comes from rivers, lakes, ocean, flood, rain or other sources. the wetlands includes mangroves, marshes and peatland.

tributaries flow into the rivers develops a wetland because such water will get deposited in the depression and will restrict the original flow of tributary water. hence, water with low drainage current combines with the river water.

the answers are a and c

airlines i think? or a cruise boat? does this work out for u? ?