A) 5
Half-life is the time it will take for a quantity to reduce to half its initial value. In this case, uranium will undergo radioactive decay, and after 700 mil years, 5 of the 10 uranium atoms will have decayed.
Answer: sesimec waves
Explanation:
can i have brainlist please since i helped you
B is correct. Here's why:
A states that horses were once carnivores. Large, grinding teeth isn't used by meat eaters; those would be sharp, serrated teeth. This is incorrect.
C talks about migration from S.A. to N.A., and nowhere in the statements above does it mention South America, so that's incorrect as well (unless you know something I don't)
D states that horses share a common ancestor with all mammals. I don't believe the mesohippus was the ancestor of any dolphin species.
Hope this helps!
Answer:
the nucleoid
Key Points. Prokaryotic cells lack a defined nucleus, but have a region in the cell, termed the nucleoid, in which a single chromosomal, circular, double-stranded DNA molecule is located.
The ones that should be in the 'Increases Population' are:
<em>-</em> Additional rain increases the population of plants the forest.
<em>-</em> More permits to hunt coyotes are approved.
<em>-</em> Frogs in a pond near the forest experience a population surge.
The ones that should be in the 'Decreases Population' are:
<em>-</em> A disease decreases a population of rabbits in the forest.
<em>-</em> Population of a nearby farm decreases the population of insects in the forest.
<em>-</em> Large parts of the forest are cut down for wood.
(I hope this helped!)