Biology

All new and solved questions in Biology category

4 answers

If you were to design a predator-prey relationship using a planktonic rotifer as the predator and a single celled greenalgae as

If you were to design a predator-prey relationship using a planktonic rotifer as the predator and a single celled green algae as the prey, describe what would happen to the populations if a plant nutrient like nitrogen were added to the water. Explain your answer....
4 answers

Explain the anatomical concepts associated with the heart. Summarize this module’s key points in 5-6 sentences.

Explain the anatomical concepts associated with the heart. Summarize this module’s key points in 5-6 sentences....
4 answers

A rock displaces 16ml of water. The density of the rock is 3.0g/cm^3. What is the mass of the rock? (Show formula, work, and units)

A rock displaces 16ml of water. The density of the rock is 3.0g/cm^3. What is the mass of the rock? (Show formula, work, and units) [tex]A rock displaces 16ml of water. The density of the rock is 3.0g/cm^3. What is the mass of the rock?[/tex]...
4 answers

Write a short paragraph giving your opinion as to whether it is right to use stem cells or not.

Write a short paragraph giving your opinion as to whether it is right to use stem cells or not....
2 answers

What molecules are able to pass through the cell membrane by simple diffusion?

What molecules are able to pass through the cell membrane by simple diffusion?...
4 answers

Bonjour c'est un devoir pour demain et je dois réalisez un schéma fonctionnel montrant les caractéristiques de la communication

Bonjour c'est un devoir pour demain et je dois réalisez un schéma fonctionnel montrant les caractéristiques de la communication hormonale dans le déclenchement de la puberté. Choisir : - l organe producteur et les ou (l') hormone (s)- Le sang (transport)- l organe cible et sa réponse Donner ...
4 answers

Which of these statements about the responses of plants is correct?Shoots grow towards waterShoots grow towards gravityRoots

Which of these statements about the responses of plants is correct? Shoots grow towards water Shoots grow towards gravity Roots grow away from light Roots grow away from gravity...
1 answer

Rate of diffusionwith one crystal(mm/h)T

Rate of diffusion with one crystal (mm/h) T [tex]Rate of diffusion with one crystal (mm/h) T[/tex]...
4 answers

Which of these statements about the responses of plants is correct? *Shoots grow towards waterShoots grow towards gravityRoots

Which of these statements about the responses of plants is correct? * Shoots grow towards water Shoots grow towards gravity Roots grow away from light Roots grow away from gravity...
3 answers

ANSWER ASAP NO LINKS NO OTHER COMMENTS JUST FOR THE POINTS PLS WILL MARK BRAINLIESTSuppose you use the 'capture/recapture' method

ANSWER ASAP NO LINKS NO OTHER COMMENTS JUST FOR THE POINTS PLS WILL MARK BRAINLIEST Suppose you use the "capture/recapture" method to come up with an estimate of 200 fish living in a pong. Assume that this result is accurate to within 20% of the estimate. a. If p is the actual number of fish, writ...
4 answers

Two scientists, George and Mary, meet. Base your answer to thequestion on their conversation, below, and your knowledge of thescientific

Two scientists, George and Mary, meet. Base your answer to the question on their conversation, below, and your knowledge of the scientific method. George: Here are pictures of my three children. Mary: How nice; how old are they? George: You're a scientist, you figure it out. Mary: OK, give me a hi...
3 answers

Why is it bad to use antacids everyday in terms of digestion

Why is it bad to use antacids everyday in terms of digestion...
4 answers

Por qué los conocimientos científicos no son definitivos ni totalmente exactos

Por qué los conocimientos científicos no son definitivos ni totalmente exactos...
3 answers

4. Prepare your own key for the five fish in Figure 3. Use the same format as on page 119.The family names to be used are the numbers

4. Prepare your own key for the five fish in Figure 3. Use the same format as on page 119. The family names to be used are the numbers 1. 11. III, IV, and V. Your key should correctlyc use traits that will lead to each fish family. To help you get started, the first statements are given. Statement...
3 answers

Glycerol and fatty acids are unique among the macromolecule monomers because they repel water. This property can also be known as:

glycerol and fatty acids are unique among the macromolecule monomers because they repel water. This property can also be known as:...
4 answers

Form and function are related. Describe how the 'form' of the tracheal wall is related to its four functions.

Form and function are related. Describe how the "form" of the tracheal wall is related to its four functions....
4 answers

11.Explain how electron transport chains and electrochemical gradients are used to generate ATPduring oxidative phosphorylation

11.Explain how electron transport chains and electrochemical gradients are used to generate ATP during oxidative phosphorylation and chemiosmosis. I...
8 answers

What is the most sensitive part of our skin is on

What is the most sensitive part of our skin is on...
4 answers

Imagine that the Earth’s axis went straight up and down, instead of tilting. Explain whether or not the Earth would still have different

Imagine that the Earth’s axis went straight up and down, instead of tilting. Explain whether or not the Earth would still have different seasons....
6 answers

Rank the oxygen level in each stage from highest to lowest.

Rank the oxygen level in each stage from highest to lowest....

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