The roots of the trees keeps the soil in place
Answer:
Greenhouse gases absorb radiation from the EARTH and reradiate back toward the EARTHwhich help to maintain a normal temperature range in the Earth.
Explanation:
Greenhouse gases are gases that are capable to of absorbing infrared radiations that are emitted from the Earth's surface and reradiating back to the Earth which contributed to the greenhouse effects. Examples of greenhouse gases are carbondioxide, methane and water vapour. Others are ozones, flourinated gases, nitrous oxides e.t.c.
The green house gases has lead to climate changes in the Earth by trapping heat, the contribute to respiratory diseases by smog and air pollution. Greenhouse gases concentrations are high during warm seasons and low during cold seasons.
4: a species is a group of interbreeding natural populations that are reproductively isolated from other such groups. Process of Speciation. The process of speciation is a 2 stage process in which reproductive isolating mechanisms arise between groups of populations.
Answer:

<h3><u>2</u><u>4</u><u>0</u><u> </u><u>is</u> the answer</h3>
Interphase<span> begins with G</span>1<span> (G stands for gap) </span>phase<span>. </span>During<span> this </span>phase<span>, the cell makes a variety of proteins that are needed for </span>DNA<span> replication. </span>During S phase, which follows G1 phase<span>, all of the chromosomes are replicated. Following replication, each chromosome now consists of two sister chromatids </span>