Guess why most leaves are wide and thin. ​

Answers

Answer 1

Answer:

Due to their broad surface areas, green leaves can absorb more sunlight at a given time, and due to the thinness of the leaves, the light energy can easily penetrate the leaf surface and be trapped by the chloroplasts. This makes photosynthesis efficient. Therefore, green leaves are thin and broad.

Explanation:

Hope this helps you......


Related Questions

When the Volume of Liquid was 60 mL what was its mass?

Answers

Answer:

60 grams or 0.060000 kg

Explanation:

I NEED HELP PLZ ITS DUE TODAY. The sun produces a great amount of energy with sound and lights. We enjoy the sun's light and heat waves on Earth, but cannot hear any sound of the sun. Explain this phenomenon in terms of mechanical waves and electromagnetic waves. (10 Points)​

Answers

Answer:

See explanation

Explanation:

First of all, we have to know the difference between a mechanical wave and an electromagnetic wave.

A mechanical wave requires a material medium for propagation. It does not travel through space. An electromagnetic wave does not require a material medium for propagation and it can travel through space.

Light and heat are electromagnetic waves. They both belong to the electromagnetic spectrum. On the other hand, sound is a mechanical wave.

While heat and light can travel through space, sound can not because it is a mechanical wave. Sound has to pass through gas molecules and there is no gas in outer space.

Hence, we enjoy the sun's light and heat waves on Earth, but cannot hear any sound of the sun.

Ammonia oxidizing bacteria utilize ammonia as an electron source and use oxygen as a terminal electron acceptor. In this form of aerobic respiration, the ammonia is getting _____.

Answers

Answer:

oxidized

Explanation:

Oxidation is defined as a loss of electrons, increase in oxidation number, the addition of oxygen, or the removal of nitrogen. On the other hand, the reduction is defined as the gain of electrons, decrease in oxidation number, the removal of oxygen, or the addition of hydrogen.

Ammonia being utilized as an electron source means that the compound is an electron donor in the redox reaction while oxygen is acting as an electron acceptor. Hence, in this form of respiration, ammonia is getting oxidized while oxygen is getting reduced.

12 Which direction does blood flow in arteries?​

Answers

Answer:

Like all fluids, blood flows from a high pressure area to a region with lower pressure.

Good luck!

Answer:

The arteries carry blood out of the heart and the veins carry it in. The flow of blood through the vessels and chambers of the heart is controlled by valves.

What is meant by the term "UV"? In your answer, please explain how it
impacts humans and what it has to do with the atmosphere. *

Answers

Answer:Ultraviolet radiation. Invisible rays that are part of the energy that comes from the sun, can burn the skin, and cause skin cancer. UV radiation is made up of three types of rays -- ultraviolet A (UVA), ultraviolet B (UVB), and ultraviolet C (UVC).

Explanation:Ultraviolet (UV) is a form of electromagnetic radiation with wavelength from 10 nm (with a corresponding frequency around 30 PHz) to 400 nm (750 THz), shorter than that of visible light, but longer than X-rays.

Which event causes
the formation of trenches in Earth's crust?

Answers

Answer:

Explanation:Cuando dos placas se presionan entre sí, una sección de una puede quedar bajo la otra. Ese proceso puede cavar trincheras oceánicas profundas o inducir erupciones volcánicas. Y a veces, como en los Himalayas las placas continentales chocan entre sí y, al no tener otro destino, construyen montañas.

Which functions are carried out by the water vascular system? Check all that apply.
movement
reproduction
respiration
transportation of food
transportation of water

Answers

Answer:

respiration, movement, transportation of water

Explanation:

Answer:

Movement, respiration, transportation of food, and transportation of water.

Explanation:

this is correct on edge :)

Help I need Help for 10 points

Answers

That looks confusing as hell so instead of answering im gonna waste your time. Good luck bud. School sucks. Its a buncha bull. None of this is gonna help you in the real world.

If R represents the dominant gene for straight hair and r represents the recessive gene for curly hair, which statement best explains how Amelia was born with curly hair?

Answers

Answer: i have no clue

Explanation: just cause i doesn’t know

Imagine the Earth did not spin. How would this affect your life?

Answers

Answer:

no sunlight like hitler

Answer:

well, you wouldnt really sleep because the sun would be out all day and if you stay up, it can negatively effect your lifestyle

Explanation: hope this helps

Suppose a researcher successfully produced a membrane composed of saturated triglycerides rather than from phospholipids. What characteristics would you expect the saturated triglyceride membrane to have?
A. hydrophilic molecules would easily pass through the membrane.
B. hydrophobic molecules would be attracted to the membrane.
C. the membrane would be fluid at room temperature
D. the saturated triglycerides would not form a bilayer.

Answers

Answer:

B. hydrophobic molecules would be attracted to the membrane.

D. the saturated triglycerides would not form a bilayer.

Explanation:

Triglycerides are molecules composed of a higher proportion of saturated fatty acid chains where carbons are connected by single bonds. Triglycerides are hydrophobes, i.e., they are nonpolar hydrophobic molecules. In this case, it is expected that hydrophobic molecules, including triglycerides, would be attracted through hydrophobic interactions (between water and hydrophobes). Triglycerides contribute to maintain the structure of the cell membranes by forming a lipid bilayer. Unlike phospholipids, triglycerides lack a polar group (phospholipids contain charged phosphate groups), and therefore triglycerides are unable to orient themselves in order to form a bilayer.

In a simulation they prepared the enzyme disgestion reaction in 4 tubes A+,A-,K+ and K- .what is the difference between the + and -

Answers

Answer:

i nb u ksbhsjhs shhsbsb nsksb s

Describe a sea-level regression.

Answers

Answer:Marine regression is a geological process occurring when areas of submerged seafloor are exposed above the sea level. The opposite event, marine transgression, occurs when flooding from the sea covers previously exposed land.

Explanation:

1. If the DNA is carrying a silent mutation, what will be the impact it will have on the organism?

Answers

Essentially, a silent mutation is a change in codon sequence that codes for the same amino acid, resulting in no phenotypic, or physical change. The over all result is no difference and no gene expression. Silent mutations can provide the advantage of genetic diversity, although otherwise having no affect on and organism.

By studying footprints, skin prints and feather prints, many paleontologists now believe dinosaurs are most
closely related to
A reptiles

B. amphibians

C. mammals

D. birds

Answers

A) Reptiles

I hope this helps
a :)))))))))))))))))))))


6. Two big lipped parents have two small lipped children. What are the
genotypes of all four family members?

Please help!!

Answers

assuming small lips (a) are recessive and big lips (A) are dominant, the children have genotypes of (aa) and (aa) while the parents both have the genotype (Aa)

Homer Simpson loves to garden and wants to grow lots of pink flowers for his pal Moe. He bought a special Flower Power fertilizer to see if it will help plants produce more flowers. He plants two plants of the same size in separate containers with the same amount of potting soil. He places one plant in a sunny window and waters it every day with fertilized water. He places the other plant on a shelf in a closet and waters it with plain water every other day. The one without sun dies while the one with sun grows. 6. What is Homer's Independent Variable in the experiment? 7. What is the Dependent Variable in his experiment? 8. What is one constant you can identify in this experiment? 9. What is one error that could have occurred in this experiment? 10. What is one thing Homer could do to improve this experiment to test if the Flower Power fertilizer really worked? 11. What conclusion can Homer make about the Flower Power fertilizer?​

Answers

Answer:

Oh HoMeY.............

identify the organism that is being neither harmed or helped in Finding Nemo ​

Answers

Answer:

Some have lifelong relationships with other organisms, called symbiotic relationships. There are three different types of symbiotic relationships: mutualism, commensalism, and parasitism. Commensalism: only one species benefits while the other is neither helped nor harmed

the turtle crush and nemos dad when he gives him a ride

how does a crab moves,and why​

Answers

Answer:

Most crabs usually stroll on the beach by walking sideways. But crabs can also walk forward, backward and diagonally. Because crabs have stiff, jointed legs, they move faster and easier walking sideways. ... A crab walking sideways pulls itself along with one set of legs and pushes with the other.

It is commonly stated that 'plants produce oxygen during the day and carbon dioxide at night'. Explain fully the limits of this statement. ​

Answers

Answer:

Yes, the statement is correct. Plants respire throughout the day, while photosynthesis takes place only in the presence of sunlight. ... At night, when there is no photosynthesis, no oxygen is released. Also, CO2 produced during respiration is not used by the plants.

DNA Mutations

Project: Analyzing Genetic Variation

Answers

Answer:

Hope this answer helps u out:)

Check out the attached. It has pictures that will help you with your project. You can use them and submit.

ED.GE2021

:)

Which types of energy would fall under the form of Kinetic Energy? Mark all that
apply.
Thermal Energy
Nuclear Energy
Electromagnetic Energy
Mechanical Energy
Chemical Energy

Answers

thermal energy
mechanical energy
electromagnetic energy
<3

Biomagnification __________.
a.
causes a 90% loss of synergy higher on the food chain
b.
is caused by the ecological succession from a disturbed area to a climax community
c.
is introduced into an ecosystem through nonpoint pollution sources
d.
happens when an increased concentration of a substance accumulates in body tissues
e.
is the transportation of pollution from one ecosystem to another

Answers

Answer:

d :)

Explanation:

1 pts
What is the function/job of the nucleus?
Tir
Att
58
o Contain the green chlorophyll and make food for the cells by photosynthesis.
o Outside layer of the cell-responsible for determining what enters and exits the cell.
Thin, tube-like structures that provide support and shape for the cell.
The control center for the cell which contains the DNA of eukaryotic cells.
Next
DLL

Answers

Function/Job of nucleus:

Controls and regulates the activities of the cell and carries the genes, structures that contain the hereditary information.

Contains the green chlorophyll and make food for the cells by photosynthesis:

Plants

Outside layer of the cell-responsible for determining what enters and exits the cell:

Cell or Plasma Membrane

Thin, tube-like structures that provide support and shape for the cell:

Microtubules

The control center for the cell which contains the DNA of eukaryotic cells:

Nucleus

47. This cladogram shows the evolutionary relationships among some mammals

based on homologous structures.

Baleen whale

O

Hippopotamuses are more closely related to cows than to

javelinas.

Toothed whale

Hippopotamus

Toothed whales are more closely related to mouse deer than

to hippopotamuses.

Cow

Mouse deer

Cows and mouse deer are more closely related than javelinas

and pigs.

Javelina

Pig

Javelinas and pigs are more closely related than baleen

whales and toothed whales.

Which statement is supported by this cladogram?

Answers

Complete question:

This cladogram shows the evolutionary relationships among some mammals based on  homologous structures.

(You will find the cladogram in the attached files)

Which statement is supported by this cladogram?

A Hippopotamuses are more closely related to cows than to javelinas.

B Toothed whales are more closely related to mouse deer than to hippopotamuses.

C Javelinas and pigs are more closely related than baleen whales and toothed whales.

D Cows and mouse deer are more closely related than javelinas and pigs.

Answer:

A Hippopotamuses are more closely related to cows than to javelinas.

Explanation:  

A cladogram is a branched diagram of characteristics shared by the organisms of a group, that represents the most probable evolutive history of the linage. Cladograms reflect the phylogenetic relationships among groups through phylogenetic trees.

In the phylogenetic tree, the taxonomic groups of interest are located in the extremes of the lines called branches. The ramification point, which is also called "node" or divergence point, represents the location of the most recent common ancestor.

The common ancestor position will determine how related are two species. If they have a recent common ancestor, they are closely related to each other. On the other hand, if the common ancestor is not recent and is located far away in the tree, then the two species will be less related to each other.  

A Hippopotamuses are more closely related to cows than to javelinas. TRUE. Hippopotamuses share a common more recent ancestor with cows than with javelinas. This means that the hyppopotamus is more related to cows than to javelinas. The arrows in the cladogram (attached file) show the positions of the common ancestor shared by Hippopotamuses and Cows, and the common ancestor shared by Hippopotamuses and Javelinas.  

B Toothed whales are more closely related to mouse deer than to hippopotamuses. FALSE. Tooth whales are more related to the hyppopotamus. Their common ancestor is more recent than the common ancestor between toothed whales and mouse deer. The arrows in the cladogram (attached file) show the positions of the common ancestors.

C Javelinas and pigs are more closely related than baleen whales and toothed whales. FALSE. They are equally related.  

D Cows and mouse deer are more closely related than javelinas and pigs.

FALSE. They are equally related.

(a) Which two cell components are copied before the muscle cells start to divide?

Answers

Answer:

DNA is copied in a process called DNA replication

Explanation:

This results in two identical chromosomes instead of just one.

Urgent help!!! Answer

Answers

Answer:

UAC CCA GGA CAU UUC AGU AUU

Explanation:

A --> U

T --> A

G --> C

C --> G

Energy Metabolism Pathways Carbohydrate metabolism is responsible for the formation, breakdown, and interconversion of carbohydrates in living organisms. The most important carbohydrate is glucose that is metabolized by all living cells in the first energy-yielding pathway known as glycolysis.
Use your knowledge of glucose for carbohydrate metabolism to select the term that best completes each sentence.
The glucose conversion to_________ opens anaerobic and aerobic metabolic pathways. ________in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the The TCA cycle. converts lactate to glucose and returns the glucose molecule to the muscles through
In the Cori cycle, the release of energy from_________ the process of anaerobic glycolysis.

Answers

Answer:

The glucose conversion to PYRUVATE opens anaerobic and aerobic metabolic pathways. VITAMIN B NIACIN in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the TCA cycle. In the Cori cycle, the release of energy from ATP converts lactate to glucose and returns the glucose molecule to the muscles through the process of Anaerobic Glycolysis.

Explanation:

In metabolism, glycolysis is defined as the splitting of the glucose molecule to form two molecules of pyruvic acid. It is the first main metabolic pathway in cellular respiration for the production of energy in form of ATP(Adenosine triphosphate).

In most cells, cellular respiration occurs in the presence of oxygen. This is known as AEROBIC RESPIRATION which produces the largest number of ATP. Energy can also be gotten by breaking down of glucose in the complete absence of oxygen. This is known as ANAEROBIC RESPIRATION.

The next stage in the degradation of glucose is a two step conversion of the two pyruvic acid molecules from glycolysis into two molecules of acetyl coenzyme A( acetyl - CoA). This occurs in the TCA( tricarboxylic acid) or Krebs cycle.

VITAMIN B NIACIN in its role as a coenzyme during glycolysis, escorts hydrogen and electrons to the electron transport chain and the TCA cycle. Coenzyme A is a derivative of vitamin B which combines with pyruvic acid to form acetyl CoA , 2 molecules of carbon dioxide and 4 molecules of hydrogen in TCA cycle.

In Cori Cycle, (which is also called Lactic acid cycle), energy released from ATP is used to convert lactate to glucose. This is to prevent increased lactic acid in the blood during anaerobic conditions in the muscles.

Which of the following best describes the function of the cell membrane?
A. The cell membrane provides rigid support to plant cells.
O B. The cell membrane forms the boundary of a cell and is the site of
cell-to-cell communication,
C. The cell membrane combines amino acids into long chains to
make proteins
D. The cell membrane surrounds and supports organelles in
eukaryotic cells

Answers

Answer:

i think it's D

Explanation:

The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell, and that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.

11. Which of the following seafood that is easily become dry when cooked
A Fat fish
C. Shell fish
B. Lean fish
D. All of the following​

Answers

Answer:

c po he he shell fish po sagot

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