when you remove keystone species the ecosystem will fall apart.

True or False

Answers

Answer 1

Answer: True

Explanation:

Answer 2

Answer:

What do you mean by the basic types?


Related Questions

Which statement describes the role of the organism indicated by the blue arrow in the food web?

Answers

Producers bring energy into the ecosystem by making organic molecules from sunlight or chemical compounds. Producers bring new energy into an ecosystem by breaking down inorganic materials and making new ones.

Answer:

The Answer is D-A primary consumer that obtains its energy from the consumption of plants

Explanation:

I took the test

True or false: The total mass of all asteroids is more than Earth's moon.

Answers

False because The total mass of all the asteroids combined is less than that of Earth's Moon.

Answer:false

Explanation: The total mass of all the asteroids combined is less than that of the Earths moon.

What are the characteristics of an effective hypothesis?

Answers

Answer:

First, a good hypothesis must be testable and falsifiable. We must be able to test the hypothesis using the methods of science and if you'll recall Popper's falsifiability criterion, it must be possible to gather evidence that will disconfirm the hypothesis if it is indeed false.

Explanation:

Answer:

Most teachers will ask that you state your Hypothesis as an If, Then, Because question as it will help your thought proccess and make it easier to create a hypothesis.

Explanation:

For example:

If the plant doesnt get sunlight, then the plant will die because It can no longer photosynthesize.

Summarize how early Joey birth in kangaroos is an advantageous adaptation for life in arid conditions.

Answers

Answer:

By giving birth early, the mother expends less energy supporting her offspring in utero. Therefore, if environmental conditions become too severe the mother can conserve energy for herself and is not forced to carry her Joey to full term.

Explanation:

When people breed animals from the same breed, it leads to increased or decreased gene variation in the offspring.

Answers

Answer:

decreased

Explanation:

Answer:

it increase

Explanation:

14. In many flowers, the pistils and stamens reach maturity at different times.
Considering what you know about pollination, why would this be an advantage
to the plant?

Answers

la polinisasion si ayuda a las plantas

About how many biochemical reactions do enzymes catalyze?

Answers

Answer:

They can catalyze up to several million reactions per second

Explanation:

Energy is essential for cell/organisms survival. Energy in a cell is produced in

Answers

ATP is produced in the mitochondria

Justify your choice by writing a hypothesis to explain how it has stopped Claire from breaking down her food. The hypothesis is your first explanation. You will be able to revise it as you do more experiments.

Answers

The complete question is attached to the answer.

Answer:

The correct hypothesis would be -  the food (proteins) are not completely broken down in the intestine due to intestinal Protease production is lower than normal in Claire.

Explanation:

According to the image, we can find that the normal intestine fluid has the same pH as the pH of claire's Intestine fluid which is suitable for the breaking down of the food or protein in particular. It is also found that there is some amount of protein digested which suggests that there is no mutation in the active site.

According to the graph, claire is able to break down or digest the food completely if 1mg proteases enzyme is used so it proves the enzyme is produced less than normal. On the basis of this information, the correct hypothesis would be -

"The food (proteins) are not completely broken down in the intestine due to intestinal Protease production is lower than normal in Claire."

You can answer one of them not all

Answers

1 is characteristics

The formation of the Hawaiian Islands is one example of a. volcanoes forming over a hot spot. b. volcanoes forming along plate boundaries. c. the Ring of Fire. d. random occurrence of volcanoes. Please select the best answer from the choices provided A B C D

Answers

Answer:

A. volcanoes forming over a hot spot.

Answer:

a

Explanation:

edge 2021

What is a non example of plate tectonics?
PLEASE HELP!​

Answers

Answer:

china plates

Explanation:

Which phrase best describes the dependent variable in an experiment?

Answers

Answer:

The dependent variable changes in response to the independent variable.

Explanation:

Think of it like cause (independant) and effect (dependant).

Answer:

It changes in response

Explanation:

Lipids are responsible for all of the following functions, except?

A. Storing energy

B. Forming a capsid

C. Providing insulation for the cell

D. Making up the cell membrane​

Answers

B. Forming a capsid

This is because we know that the main function of lipids is to store energy. They also provide insulation for the cell because they make up the cell membrane. Therefore, we can use process of elimination to see that lipids do not form capsids.

Lipids do not form capsids.

A capsid is the protein shell of a virus, enclosing its genetic material. It consists of several oligomeric (repeating) structural subunits made of protein called protomers.

What is lipids?A lipid is any of various organic compounds that are insoluble in water. They include fats, waxes, oils, hormones, and certain components of membranes and function as energy-storage molecules and chemical messengers.The main biological functions of lipids include storing energy.Lipids also form the structural components of cell membranes.It forms various messengers and signaling molecules within the body.

To know more about lipids here

https://brainly.com/question/3498396

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If the mass the rock is 50 grams , what is the density of the rock

Answers

Answer:density

=

2.9

 

g/cm

3

Explanation:

We're asked to find the density of the rock, given some mass and volume information.

We're given that the mass of the system before the rock was added was  

120

 

g

. The mass after the rock was added was  

250

 

g

, so the rock's mass is

m

rock

=

m

final

m

initial

=

250

l

g

120

l

g

=

130

l

g

−−−−−  

The initial volume of water in the graduated cylinder was  

30

 

mL

, and the volume after the rock was added read  

75

 

mL

, so the rock's volume is

V

rock

=

V

final

V

initial

=

75

l

mL

30

l

mL

=

45

l

mL

−−−−−−  

The equation for the density of the rock is

density

=

mass

volume

And so we have

density

=

130

l

g

45

l

mL

=

¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯

 

 

2.9

l

g/mL

=

2.9

l

g/cm

3

 

−−−−−−−−−−−−−−−−−−−−−−−−−

Explanation:

any help on this question? ​

Answers

polysaccharides; its a chain of three monosaccharides (i think? dont quote me though)

Can an experiment be valid and not reliable? Explain

Answers

Answer:

an experiment can be valid if its not reliable like something useless or something that worked when it was tested but failed later

Explanation:copy and paste that :)

A experiment can be valid and and not reliable. The experiment can give you a correct example for an answer but it is not always reliable as you can make a tiny mistake that some might not notice and end up with the wrong example which would get you to a unreliable resource

Without the skeletal system, the body could not carry oxygen in the blood.
Please select the best answer from the choices provided.
ОТ
OF

Answers

Answer:

t

Explanation:

Without the skeletal system, the body could not carry oxygen in the blood. The given statement is true.

What is skeletal system?

The skeletal system in the body is composed of muscle tissue, ligaments, and bone. It is in the bone marrow that hematopoiesis (development of blood cells) occurs. These hematopoietic stem cells (HSCs) from red bone marrow differentiate into erythrocytes, platelets, and  lymphocytes. Bone marrow is found in the connective tissue interior of bones.

In a healthy person, the concentration of oxygen also called O₂ saturation in arterial blood is in the order of 97 and 100%, both at rest and during exercise.The concentration of oxygen in blood is a parameter that depends on proper respiratory function, and varies according to whether the blood is arterial or venous, where this percentage is lower.

Therefore, Without the skeletal system, the body could not carry oxygen in the blood. The given statement is true.

Learn more about skeletal system on:

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Taxes are responses of unicellular organisms
that involve movement.
True or false

Answers

Answer:

(a) True. Organism made up of one cell is called unicellular or unicellular organism.

(b) False. Muscle tissue is of three types- Striated muscle, Cardiac muscle, Smooth muscle. Muscle cells usually unbranched cells.

(c) False. Cell is the basic, structural and fundamental unit of life.

(d) True. Amoeba has no definite shape.

What is the change in the characteristics of a population of
living things over time by natural selection?

Answers

Answer:

Changes population

And its no time to natural selection

Acquired immune deficiency syndrome (AIDS) was identified as a disease in the 1980s. *

true or false

Answers

true! to be exact it was identified in 1981 :)

Answer:

true

Explanation:

An alteration in the nucleotide sequence of a gene can alter the gene product. Each sentence is made up of three‑letter words, representing mRNA codons. THE FAT CAT SAT THE CAR WAS RED SHE HAS THE DOG The same sentences are written with a substitution, deletion, or insertion, much as a gene may have a substitution, deletion, or insertion mutation. Identify which sentence represents a substitution, which represents a deletion, and which represents an insertion.

Answers

Answer:

This question is incomplete as the sentences depicting mutated sequences are not included. The complete part is:

1) The cat was red 2) The fat aca tsa t 3) SHE Has The DG

The answers are:

1. The cat was red - Substitution

2. The fat aca tsa t - Insertion

3. SHE Has The DG - deletion

Explanation:

A mutation, as stated in this question, is an alteration in the nucleotide sequence of a gene, which can alter the gene product. In this question, each sentence is made up of three‑letter words, representing mRNA codons. The sentences are:

THE FAT CAT SAT

THE CAR WAS RED

SHE HAS THE DOG

1. A substitution mutation is that mutation involving the replacement of a nucleotide by another in a sequence. In the sentence; THE CAR WAS RED, R letter was replaced by letter T, hence, the sequence/sentence changed to THE CAT WAS RED.

2. An insertion mutation involves the addition of a nucleotide into the original sequence. In the sentence/sequence; THE FAT CAT SAT, letter A was added in between "fat" and "cat" to change the sentence to THE FAT ACA TSA T.

3. Deletion mutation involves the removal of a nucleotide from an original sequence. In the sentence/sequence; SHE HAS THE DOG, letter O was removed from the sentence to change it to SHE HAS THE DG.

How do older female killer whales help their family​

Answers

Answer:

Senior mothers are also under pressure to share food with their sons, so that they're able to reproduce as well. It also makes sense for these mothers to assist their sons because as the mothers grow older, they are increasingly related to whales in other, neighboring pods via their sons' calves.

Which statement describes one way that RNA differs from DNA

Answers

Answer:

They contain different five-carbon sugars and a different nitrogenous base.

Explanation: RNA has the sugar ribose and DNA has sugar deoxyribose

Answer:They contain different five-carbon sugars and a different nitrogenous base.

Explanation:it is correct

Research Ouestion: How do breathing (ventilation) and pulse rates respond
to exercise?

Answers

Breathing rate increases to provide the body (exercising muscles) with oxygen at a higher rate. Heart rate increases to deliver the oxygen (and glucose) to the respiring muscles more efficiently

What is the biggest animal in the world

Answers

Answer:

Antarctic blue whale

Explanation:

Antarctic blue whale

Compare and contrast meiosis 1 and meiosis 2.​

Answers

Is there suppose too be a photo attached because if so it’s not

you half to describe what the people are doing in the picture

Answers

nosotros comer juntos

Which of the following natural processes caused rocks and other surfaces to be broken down by freezing and expanding of ice?

Chemical weathering
Deposition
Erosion
Mechanical weathering

Answers

Answer:

The answer is mechanical weathering

Explanation:

I took the test and I got it correct

Answer:

chemical weathering

Explanation:

8.which of the following is NOT a carbohydrate

A.Cellulose
B.lipids
C.monosaccharides
D. Starch

9. RNA and DNA are which type of organic compound?
A. carbohydrate
B. lipid
C. nucleic acid
D. protein

Answers

For number 1 the answer is B
For number 2 the answer is C
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Complete the model to show this comparison. A circle represents a student, and a rectangle represents a test tube. Test Tubes Students Simplify -5 + 8|-1| + (-3) A dog walking to the right with a speed of 1.5 m s 1.5 s m 1, point, 5, start fraction, start text, m, end text, divided by, start text, s, end text, end fraction sees a cat and speeds up with a constant rightward acceleration of magnitude 12 m s 2 12 s 2 m 12, start fraction, start text, m, end text, divided by, start text, s, end text, squared, end fraction. Graph the line y=kx+1 if it is known that the point M belongs to it:bM(2, 7) 4.Who was the first explorer to find a sea route from Europe to Asia? PLEASE HELP ME!!! HELP HELP HELP HURRY HURRYThe table below shows the fourth powers of different numbers:Number (x)1 ,-1 ,3,-3Fourth power of the number (y) 1,1,81,81Part A: Does the table represent y as a function of x? Justify your answer. 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For simplicity, assume students always cover the same number of pages during each hour they spend reading. Given this information, in order to use his 4 hours of study time to get the best exam score possible, how many hours should he have spent working on problems, and how many should he have spent reading? In the San Gabriel Mountains in California, lookout station Running Deer is 18 kilometers due west of station Lazy Bear. The bearing from Running Deer to a fire directly south of Lazy Bear is S38.4E. To the nearest tenth of a kilometer, how far is the fire from Running Deer? Mr. Mustard said: "If you add the ages of mytwo daughters, plus my age, the sum ls 70.Mr. Mustard's daughters are 15 and 11 yearsold. How old is Mr. Mustard? Below are several amounts reported at the end of the year. 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