The condition on Earth billions of years ago.

1 answer:

6 0

Billions of years ago Earth was just a planet made out of rocks. After the Big Bang Theory, Earth was being formed. After it was formed it took years and years for life to even start on earth. What started life was when Earth started to produce it's own water then soon it made volcanoes which made islands which formed into gigantic places that we call home. Later on Earth started to produce it's own weather and atmosphere. As earth had it's first rainfall, the ground started to grow green leaves that we call grass and trees. With those changes, life was starting to be born. The first living things on Earth, singled-celled micro-organisms or microbes lacking a cell nucleus or cell membrane known as prokarotes. Later on the the organisms starting producing more organism which evolved later into human and animal life.

Hope this helped <span />

You might be interested in

Explain nitrogen fixation

AnnZ [28]

Nitrogen fixation is a process in which nitrogen (N2) in the Earth's atmosphere is converted into ammonia (NH3). Atmospheric nitrogen or molecular dinitrogen (N2) is relatively inert: it does not easily react with other chemicals to form new compounds.

3 0

3 years ago

Mention at least three species of HPV(Human papinovirus)

kogti [31]

Answer:

Shope papilloma virus, mastomys natalensis papillomavirus, and psittacus erithacus timneh papillomavirus

5 0

3 years ago

How is eukaryotic RNA processed before leaving the nucleus

Paha777 [63]

Answer:

Messenger RNA, or mRNA, leaves the nucleus through pores in the nuclear membrane. ... During mRNA processing, the introns (non-coding regions) of the pre-mRNA are removed, and the exons (the coding regions) are spliced together. Additionally, a 5' cap and a 3' poly A tail are added to the pre-mRNA

Explanation:

6 0

3 years ago

(PLS HELP! I NEED THE CORRECT ANSWER <3)

Sunny_sXe [5.5K]

Answer: translation can begin during transcription

Explanation: In prokaryotes there is no nucleus and no separation of these processes.

4 0

3 years ago

1. A _________

Step2247 [10]

Answer:

1.ans Phylogenetic Trees

Scientists use a tool called a phylogenetic tree to show the evolutionary pathways and connections among organisms. A phylogenetic tree is a diagram used to reflect evolutionary relationships among organisms or groups of organisms.

2.ans Binomial Nomenclature Rules

The entire two-part name must be written in italics (or underlined when handwritten). The genus name is always written first. The genus name must be capitalized. The specific epithet is never capitalized

3.ans Dichotomous Key

A dichotomous key is a tool created by scientists to help scientists and laypeople identify objects and organisms. Typically, a dichotomous key for identifying a particular type of object consists of a specific series of questions.

8 0

3 years ago