Which of the following sentences describe how latitude affects a biome? (There may be more than one answer). Question 4 options:

In the far north, the summers are too short and cold for trees.

As you travel east, the climate gets colder.

The closer the area is near to the equator, the hotter the weather.

The higher in elevation, the colder the environment.

they both have a y in them

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substituting a hydrogen atom with a halogen in a hydrocarbon:

- the single bond remains single. a is wrong.

- the bond with hydrogen is as strong as with a halogen. c is wrong

- a hydrocarbon is saturated if there is no double bond. we do not know that so d is wrong.

- carbon will always have four valence electrons. e is wrong.

by elimination, the correct answer is b. the boiling point of the new compound increases.