1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
larisa [96]
4 years ago
8

How does a star’s life begin?

Biology
2 answers:
Zigmanuir [339]4 years ago
6 0

A star begins its life as a cloud of dust and gas (mainly hydrogen) known as a nebula. Explanation: A prostate is formed when gravity causes the dust and gas of a nebula to clump together in a process called accretion. ... If a critical temperature in the core of a prostate is reached, then nuclear fusion begins and a star is born

amid [387]4 years ago
3 0
A cloud of gas, if large enough, begins to contract. The density and temperature increase, so that nuclear fusion can begin. This is when Hydrogen becomes Helium.When hydrogen is "burned", the contraction stops. At this time, the gas becomes a star
You might be interested in
One common structure found in both prokaryotic and eukaryotic cells is (an)
nasty-shy [4]

Answer:

a. ribosome

Explanation:

Ribosome -

The ribosome is common in both the cells of eukaryotes and prokaryotes .

Ribosomes acts as a site for protein synthesis .

Ribosomes are present even on the endoplasmic reticulum  .

They link the amino acids with the messenger RNA molecules , which is used for the sequencing of the amino acid to obtain proteins .

The amino acids are carried with the help of the tRNA molecules .

hence , the correct answer for the given information is ribosome .

7 0
3 years ago
Read 2 more answers
There are enzymes in the small intestine explain why these are needed
Contact [7]

Answer: Enzymes are essential for healthy digestion and a healthy body. They work with other chemicals in the body, such as stomach acid and bile, to help break down food into molecules for a wide range of bodily functions.

Explanation: i hope i helped. and you are loved and be happy! <3

5 0
3 years ago
Which level of organization does the complete skeleton of a mouse belong to?
jok3333 [9.3K]
The answer is D) the organ system.
7 0
3 years ago
Read 2 more answers
Why are fewer animal species in grasslands
zysi [14]
I think it can be C or D. But I think it's D.
8 0
4 years ago
1 Which of the following statements is not true concerning all living things?
Alekssandra [29.7K]

Answer:

they have cell walls as an outer boundry

Explanation:

the cells of all living things do not have cell wall. animal cells do not have cell wall. protozoans also do not have cell wall. while cells of plants algae fungi and bacteria have cell wall.

6 0
3 years ago
Other questions:
  • Which of the following describes advantages to using seeds as part of a reproductive strategy?
    6·1 answer
  • Scientists originally thought cell membranes evolved before RNA. However, recent evidence suggests RNA developed before the memb
    14·1 answer
  • Which threat is a current danger to cheetahs as a species? A. too little available food B. climate that is becoming rapidly cold
    12·2 answers
  • What is a flat irreguraly shaped cell that make up the top and, bottom layers of leaves
    11·1 answer
  • 1. View the cartoon below. Describe how this cartoon illustrates interphase.
    5·1 answer
  • A shadow of complete darkness is called the
    8·1 answer
  • Skin cells are lost daily even without injury. Which best describes the purpose of the cell cycle for skin cells in this circums
    9·1 answer
  • How far does the ripple continue?
    10·1 answer
  • A balanced polymorphism exists through disruptive selection in ground finches from the Galapagos in which small- and large-bille
    14·2 answers
  • The ____________ is adjacent to the duodenum of the small intestines. It is divided into four parts from right to left: ________
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!