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
Andreas93 [3]
3 years ago
6

In the fossil record, there is no evidence of anything living on land before plants. Why are plants necessary before more compli

cated animals can evolve?
A. Plants were needed to produce oxygen.
B. Plants were not needed.
C. Plants were needed to change the soil content.
D. Plants were needed to produce Carbon dioxide.
Biology
1 answer:
dimaraw [331]3 years ago
4 0
It’s either A or D, in my opinion I would go for D. Plants were needed to produce carbon dioxide.


EXPLANATION : Plants are really important for the planet and for all living things. Plants absorb carbon dioxide and release oxygen from their leaves, which humans and other animals need to breathe. Living things need plants to live
You might be interested in
How have humans impacted the carbon cycle?
sladkih [1.3K]

Human activity impacts the carbon cycle by introducing more carbon dioxide into the atmosphere: carbon dioxide accumulates in the atmosphere, changes temperatures and alters the salinity levels of oceans, disturbing the salt and water balance equilibrium that supports proper growth of marine plants and animals.

3 0
3 years ago
Write a small essay about the five senses
swat32

The five senses are eyesight, hearing, taste, touch and smell. We all use those five senses just about everyday. We use are eyesight to see around us. We use are hearing to hear any noise that is near us. We use are taste everyday normally also and we use it to eat or drink and when we do we can feel how it taste and sense how it taste. We use and touch to feel things around or near us. We touch things all the time, not just with are hands. We smell things all the time also it never stops, we can smell food, flowers anything that has a sent.

7 0
2 years ago
Read 2 more answers
In a nuclear power station which step of the process converts energy of other forms into electrical energy that can be used as e
VMariaS [17]
<h3><u>Answer;</u></h3>

C) Steam forces the high-pressure turbine to turn.

<h3><u>Explanation;</u></h3>
  • <em><u>Nuclear power stations are used for the purpose of producing electricity, this involves energy conversion from one form to another until energy in the form of electricity is obtained.</u></em>
  • <em><u>Nuclear power plants involves the splitting of uranium atoms through the process of nuclear fission. Which produces heat energy that is used to boil water into steam. Then the steam turns or spins turbines that powers the generator  to generate electricity. </u></em>
5 0
3 years ago
The inside of the barrel-shaped ldl protein consists of ___________ amino acids, while its outside portions in contact with the
Citrus2011 [14]

The inside of the barrel-shaped LDL protein consists of hydrophobic amino acids, while its outside portions in contact with the blood fluid consist of hydrophilic amino acids.

LDL is a type of lipoprotein, i.e., it contains protein as well as lipid (cholesterol). The full form of LDL is Low Density Lipid. LDL is considered to be the bad cholesterol for the body. It can cause diseases of the heart like heart attack or stroke.

Amino acids are the essential molecule that act as a monomer for the formation of proteins inside the body. They contain an amino group and  a carboxylic group attached to the same carbon atom. There are also a hydrogen atom and a variable R group attached to the carbon, also called the alpha carbon.

To know more about LDL, here

brainly.com/question/28199215

#SPJ4

4 0
1 year ago
The scientific methon is limited to investigating physical phenomenona that are which of the following
kvasek [131]
  1. Observable
  2. Repeatable  
  3. Falsifisable  
  4. Measurable
4 0
3 years ago
Other questions:
  • Why is the Transfer of energy and matter in a food chain only<br> about10 percent efficient?
    12·1 answer
  • How does this help them maitain internal homeostasis in hot climates
    12·1 answer
  • On average, what percentage of our daily calories comes from sweets, sodas and fruit drinks, alcoholic beverages, and salty snac
    9·1 answer
  • Glycoproteins contain the steroid ____ to make membranes more flexible ​
    6·1 answer
  • The process that moves large bodies of earth materials to higher elevations is called​
    15·1 answer
  • Sensory pathways are ____________ pathways that conduct information about limb ____________ and the sensations of ____________ ,
    6·1 answer
  • A patient is told that she has a common form of breast cancer where the tumor arises from the duct system and invades the surrou
    13·1 answer
  • Which of the following best describes rust?
    9·1 answer
  • Cellular respiration “ adds or removes” carbon dioxide from the atmosphere
    11·1 answer
  • Everyone's basic emergency kits should include nonessential items like games, stuffed animals, and books. True False
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!