Biology High School

What distinguishes a trophic cascade from more common fluctuations in predator and prey populations? A. Trophic cascades are always caused by apex predators. B. Trophic cascades result in the extinction of a species. C. Trophic cascades require human intervention to resolve. D. Trophic cascades involve several levels of the food pyramid.

Answers

Answer 1
I believe it is B not sure tho

Related Questions

What is the optimum pH for stomach protease?
A pH2
B pH7
C pH9
D pH12

Answers

it comes down to electrons & chemical bonding of atoms

ph levels means a chemical is an acid base

pH less than 7 is acidic over 7 is a base.

forsyth.org

pH stands for "potential of hydrogen".

The optimum pH for stomach protease is A) pH2. The stomach produces hydrochloric acid (HCl), which helps to maintain an acidic environment in the stomach with a pH range between 1.5 to 3.5. This acidic environment is necessary for the activation of pepsinogen to pepsin, which is a type of protease enzyme that breaks down proteins in the stomach. The optimal pH for pepsin activity is in the range of pH 1.5 to 2.5.

chatgpt

pH measures how acidic or basic something is.

Hydrogen ions (H+) are involved in determining acidity or basicity.

A solution with a higher concentration of hydrogen ions is more acidic, meaning it has a lower pH value.

A solution with a lower concentration of hydrogen ions is more basic or alkaline, meaning it has a higher pH value.

The pH scale measures the concentration of hydrogen ions in a solution and ranges from 0 to 14.

A pH of 7 is neutral, meaning it has an equal concentration of hydrogen ions and hydroxide ions (OH-).

In summary, hydrogen ions play a crucial role in determining the acidity or basicity of a solution in pH. The concentration of hydrogen ions in a solution affects its pH value, and the pH scale measures this concentration to indicate the acidity or basicity of a solution.

chatgpt

Other Questions
By applying SAS congruence rule, you want to establish that triangle PQR =~ triangle KLM. It is given that PQ = KL and RP = MK. What additional information is needed to establish the congruence? What is the optimum pH for stomach protease? A pH2 B pH7 C pH9 D pH12 Unlike Pericles who was addressing family of those killed in the early battles of the Peloponnesian War, President Lincoln used the Gettysburg Address to dedicate a national cemetery, where over 51,000 Americans were killed, wounded, or missing in one of the deadliest battles of the American Civil War. Lincoln said, "The world will little note, nor long remember what we say here, but it can never forget what they did here. It is for us the living, rather, to be dedicated here to the unfinished work which they who fought here have thus far so nobly advanced. It is rather for us to be here dedicated to the great task remaining before usthat from these honored dead we take increased devotion to that cause for which they gave the last full measure of devotionthat we here highly resolve that these dead shall not have died in vainthat this nation, under God, shall have a new birth of freedomand that government of the people, by the people, for the people, shall not perish from the earth." Based on the excerpt above, what can you infer, or conclude, as to what Lincoln's goal was with this speech? What did he want people to do? Respond in 2-3 sentences. Sample spaces for compound eventsYou're ordering a one-topping pizza. You can choose from 3 different toppings and 2 types of crust. If you randomly pick the topping and crust, which of these tables lists all possible outcomes? (Each rowrepresents one outcome. )Choose all answers that apply:Table A Compute the voltage drop if the source voltage is 240V and the load voltage is 237V. A box of mass 32.0 kg slides to the right across a horizontal surface with a coefficient of kinetic friction 0.50 while being pulled horizontally by a 750.0 N force. What is the acceleration of the box? Make sure your answer is in MKS units. By the early 20th century, which Asian nation was the most powerful? Find the median of these numbers: 2.9, 9.1, 5.2, 2.9, 8.7, 7.4 What is the slope of the line represented by the equation The area of the parallelogram is 60 square millimeters.What is the parallelogram's base, b? How are most palm oil plantations in South and Southeast Asia created? Work out the circumstances of this circle. take to be 3.142 and give your answer to 1 decimal place. Radius is 4cm I WILL GIVE BRAINLIEST |a|=-a|a-5|=5-a List and describe five important rights protected by the Fifth Amendment.Then choose one of these rights and briefly explain why you think it is important. Ag2S forms a black precipitate and CdS forms a dark yellow precipitate. A solution of CdS is prepared by dissolving 0. 25 moles of solid CdS in distilled water. When equilibrium is established, a small amount of dark yellow solid remains on the bottom. A 0. 25 mol if solid AgNO3 is then stirred into the beaker, and the dark yellow precipitate is replaced with a black precipitate. I. Did the following equilibrium shift after the AgNO3 was added? Explain using 2-3 sentences. CdS (s) equilibrium arrows Cd 2+ (aq) + S 2- (aq)II. Which compound has the larger Ksp value? Justify your answer A regression model to predict the price of diamonds included the following predictor variables: the weight of the stone (in carats where 1 carat = 0.2 gram), the color rating (D, E, F, G, H, or I), and the clarity rating (IF, VVS1, VVS2, VS1, or VS2). Find the slope of a line perpendicular to the line whose equation is x y = 3 xy=3. Fully simplify your answer Draw a number line and show the following number: positive propoer fractions with a denominator of 6 The crosswalk in front of a school intersects the sidewalk atan angle of 99. Find the value of x. Coins are placed into a treasure chest, and each coin has a radius of 1.2 inches and a height of 0.0625 inches. if there are 250 coins inside the treasure chest, how many cubic inches of the treasure chest is taken up by the coins? round to the nearest hundredth and approximate using = 3.14. a. 0.28 in3 b. 70.65 in3 c. 117.75 in3d. 282.60 in3