Answer:
B
Explanation:
About 54O mil years ago the Camberian Explosion happened and in Camberian period major animal phyla appear according to fossil records.
Each of the 3 type of finch consume different food sources. if two of the food sources are gone, the other two finch’s won’t be able to eat and survive. the entire population of these 2 types may become extinct; only the last specie will survive.
in conclusion, the finch population will decrease.
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Answer:
when heated, the molecules of the liquid in the thermometer move faster, causing them to get a little further apart. this results in movement up the thermometer. when cooled, the molecules of the liquid in the thermometer move slower, causing them to get a little closer together.
Explanation:
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B. Only the plant cell wall is impermeable.
Protein synthesis is undergone in the nucleus and endoplasmic reticulum.
Nucleus is where genetic materials (DNA) are stored and organised.
Only plant cell wall is made up of cellulose. It helps plant cells stay rigid.
Plant cells have both cell wall and cell membrane.
An example of Nuclear Fusion happening naturally, is the core of the Sun. The core of our Sun is 27 million degrees Fahrenheit (15 million degrees Celsius). Hydrogen atoms are constantly being compressed and fused together to create helium through Nuclear Fusion.