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
Arada [10]
3 years ago
14

The paleozoic era lasted for about how many years

Biology
2 answers:
blsea [12.9K]3 years ago
8 0
Paleozoica era lasted from 250 to 550 million years ago. At this time the Earth's surface has undergone great changes, including the emergence of mountainous sets as the Scandinavian Alps. This geologic era also is characterized by the occurrence of sedimentary rocks and metamorphic rocks, formation of large forests, glaciations, emergence of the earliest insects and reptiles<span>.

hope this helps!</span>
11111nata11111 [884]3 years ago
7 0

292 million years is the answer

You might be interested in
List the cell organelles involved in energy generation for the cell.
kompoz [17]

Answer:

Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell.

3 0
3 years ago
A 9-month-old child with cystic fibrosis does not like taking pancreatic enzyme supplement with meals and snacks. The mother doe
Fantom [35]

Answer:

The correct answer is 2. "the child needs these pancreatic enzymes to help the digestive system absorb fats, carbohydrates, and proteins".

Explanation:

90% of patients with cystic fibrosis get the pancreatic enzymes supplement because of their pancreatic insufficiency. These enzymes are released in the intestine and help to digest food.

The enzymes´ principal functions are:

- To digest carbohydrates, proteins, and fats;

- To help to gain weight;

- To promote the absorption of nutrients.

To get an appropriate corporal weight and an improved lungs´ functioning it is important to take the enzyme supplement with every meal. It reduces bad absorption and improves nutrition.

5 0
4 years ago
During conifer reproduction, pollen grains are released into the _______.
Hoochie [10]
The answer is air.................. lol it said I have to add 20 characters or more so
5 0
3 years ago
Read 2 more answers
Scientists can produce many plants in the lab by cloning; culturing a few plant cells in a test tube of chemical medium. Few cel
tester [92]

Answer:

in the epicenter

Explanation:

In a Venn Diagram that compares and contrasts the different characteristics or features of the produced plants, "cloning" would be in the epicenter. This is because through the process of "cloning" you are basically copying the core genetic makeup of the plant and creating a brand new plant that shares all of the exact same characteristics and features as the plant's whose genetic makeup was used as a baseline.

7 0
3 years ago
There are several cell types found in the plasma of our blood. which cell type is essential for forming clots that prevent us fr
maria [59]
I want to say the answer is Plasma

6 0
3 years ago
Other questions:
  • What is the family of the animal that is land-dwelling and uses scent glands for defense?
    9·2 answers
  • How does the cardiovascular system deliver nutrients and oxygen to all cells in the body via the flow of blood? Select all corre
    9·1 answer
  • A type of asexual reproduction in which a prokaryotic cell replicates its DNA and divides in half, producing two identical daugh
    9·2 answers
  • Which is the only species of hominid that still exists today?
    13·2 answers
  • 3.
    7·2 answers
  • How does Transpiration work with Photosynthesis and Cellular Respiration?
    6·1 answer
  • What ?????...........
    8·2 answers
  • Do y’all know each of these ?<br> HELP PLEASE !!!
    11·2 answers
  • After running laps, your body temperature increases
    15·1 answer
  • (Discussion topic)
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!