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
MArishka [77]
3 years ago
11

2) What is permafrost?

Biology
2 answers:
krek1111 [17]3 years ago
7 0

Answer:

"D", the answer is "D"

Explanation:

Permafrost is a thick layer of soil that remains frozen throughout the year.

Vaselesa [24]3 years ago
4 0

Answer:

It is: D

Explanation:

A permafrost is a thick layer of soil that<u> </u><u>remains</u><u> </u><u>frozen</u><u> </u><u>throughout</u><u> </u><u>the</u><u> </u><u>year</u><u>.</u>

You might be interested in
Pepsin is an enzyme found in the human stomach that breaks down protein. Pepsin will not break down starch.
Andre45 [30]

The statement which best explains why Pepsin will not break down starch is that enzymes only work for specific substrates.

<h3>What is an Enzyme?</h3>

This is referred to as a biological catalyst which helps to speed the rate of chemical reaction in the body by lowering the activation energy needed to start it up. it is also proteinous and can be denatured by heat and other substance such as chemicals.

They are also substrate specific which means they can't act on any type of substance. For example enzyme such as amylase acts on only starch while pepsin acts on only protein.

Read more about Enzyme here brainly.com/question/1596855

#SPJ1

brainly.com/question/28215908

5 0
1 year ago
Which of these is an example of commensalism? Lion hunts an antelope Hummingbird drinks nectar while pollinating flowers Wolf an
Alja [10]

Answer:

the answer is A! :)

Explanation:

4 0
4 years ago
In some cells, a cell ____ is outside the plasma membrane
Airida [17]
Your answer is wall. A cell wall...
7 0
4 years ago
Sort the observations based on whether they are quantitative or qualitative.
DanielleElmas [232]

The shirt is soft
and red: Qualitative

It is 72 degrees
Fahrenheit outside: Qualitative

The river flows more
quickly in the spring
than in the summer: Quantitative

There are eight elephants
over the age of six: Qualitative

7 0
4 years ago
A plant developed a mineral deficiency after being treated with a fungicide. What is the most probable cause of the deficiency?
Musya8 [376]

Hey! How are you? My name is Maria, 19 years old. Yesterday broke up with a guy, looking for casual sex.

Write me here and I will give you my phone number - *pofsex.com*

My nickname - Lovely

6 0
3 years ago
Other questions:
  • The metal lithium is a psychoactive drug used to treat symptoms of
    13·1 answer
  • Mitosis is divided into phases.
    8·2 answers
  • In "The Wisdom of Solomon," why does the baby's true mother agree to give up her child at one point in the story? A. She believe
    9·1 answer
  • Which process of the carbon cycle is responsible for the release of carbon at the power plant, as shown by the arrow?
    13·2 answers
  • Which of the following plant cell structures could not be seen when using the 10X objective of the compound microscope?
    7·1 answer
  • What organelle do you think this represents?<br> What is the analogy?
    9·1 answer
  • Q9. A SimCell has a special membrane that is permeable to alcohol but not to water. This SimCell contains 20% alcohol and 80% wa
    13·1 answer
  •  Explain the difference in the structure of plant and animal cells<br><br><br><br> please No links
    13·1 answer
  • What type of cell is autotrophs and heterotrophs
    5·1 answer
  • What are the membrane structures that function in active transport?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!