1. The group nearest the end or with the shortest stem of a phylogenetic tree has evolved most recently. In this case it is eutherians.
2. The group with the longest stem has been around the longest: fish
3. A direct common ancestor will share the same immediate line, like marsupials and eutherians. Fish and marsupials do not have a common direct ancestor.
Answer:
improper disposal of sewage
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Here are the following choices to the question above.a.biodiversity.b.habitat preservation.c.habitat fragmentation.d.biological magnification.</span></span></span>The development of a shopping mall can split a natural habitat into smaller parts. this effect is known as <span>habitat fragmentation.
</span><span><span>Habitat fragmentation is the breaking up of one patch of habitat into several smaller patches.
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you could chose to describe the first graph as any of the following phrases:
‘curved graph’
‘intercept on y-axis’
‘as x increases, y increases’,
‘y increases slowly at first, then more rapidly, then slows down again’ and ‘reaches a maximum level’.
you can chose to describe the second graph as any of the following phrases:
'gradually increases, then rapidly increases in a short period of time"
Test tube babies are a babies conceived by in vitro fertilization.
in virto fertilization is a process by which an egg is fertilised by sperm outside the body.
hope this helps :)