What event accompanies energy absorption by chlorophyll (or other pigment molecules) of the photosystems

Answers

Answer 1

Answer:

an electron is exited

Explanation:

as the electrons are released into the system of electron carriers involved with photosystem two, they lose their energy


Related Questions

collagen is living or nonliving?

Answers

Non living . As it doesn’t contain life

Answer:

The answer is nonliving.

Describe what you think about eating or consuming genetically modified foods.
Include a brief explanation of the research points that influenced your opinion.

Answers

Answer:

I think that GMOs don't provide a threat to humans. According to Kurzguzat - In a Nutshell, the "pests" that are engineered into the plant aren't actually harmful to humans. This is called a BT protein and doesn't hurt humans. There were eggplants in Bangladesh that kept getting destroyed by pests, and the genetically modified plant stopped the farmers from using massive amounts of pesticides on the plants.

Explanation:

What materials can someone use to BEST erase part of a document?

Answers

A person can use an eraser, whiteout, or a computer program to erase parts of a document.

What is Computer?

Computer is an advanced electronic device that takes data as input, processes it according to a set of instructions and produces the desired output. It is used to perform various tasks such as calculations, data processing, and automated reasoning. Computers have become an integral part of our daily life and have helped us in many ways. They have enabled us to store and access data quickly, communicate with people around the world, and make calculations faster and more accurate. Computers are also used for entertainment such as gaming, videos and music. In addition, computers are used in many industries such as medical, business, engineering, and security.

To know more about Computer
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30 POINTS
Scientists found a layer of rock with several different fossils in it, as shown in the image. Based on the model, which of these fossils are the oldest and which are the newest? Explain your answer.

LOOK AT THE PICTURE!

Answers

Answer:

Fossils generally helps in relative dating of rocks.

The Trilobites are considered the oldest in this rock sequence when we apply the principle of superposition of strata.

The principle states that "in an undeformed/undisturbed sequence of rock, the oldest is always at the bottom while the youngest is on top" .

This principle therefore explains why the Trilobites at the base are considered the oldest.

Answer:

Oldest would be D and Youngest A Obvi

Explanation:

Based on this information, what can you conclude about tissues? A. All tissues in the body have similar functions. B. All tissues band together to form cells. C. Each type of tissue has a different function. D. Some tissues are more important than others.

Answers

Answer: Each kind of tissue has a different function

Explanation:

Our tissues are divided into four types: epithelial, connective, muscular, and nervous. The structure of each type of tissue differs from one another, which determines its function.

what is shown in the diagram? answer as fast as possible please​

Answers

Answer:

the environment is unclean

2. How did fossils contribute to Darwin's ideas about
changes in species over time?
Oa. Fossils supported Darwin's ideas about
common ancestry and the relationship of
living species to fossil species.
Ob. Fossils showed that all species are the result
of gradual changes over time.
c. Fossils explained how species develop
different traits.
Od. Fossils showed how humans had affected the
traits of organisms for thousands of years.
5
ng Company

Answers

Answer:

B. Fossils showed that all species are the result of gradual changes over time.

I hope this helps you

:)

Answer:

b) Fossils supported Darwin's ideas about

common ancestry and the relationship of

living species to fossil species.

Explanation:

How did fossils contribute to Darwin's ideas about changes in species over time?

Fossil remains have been found in rocks of all ages. Fossils of the simplest organisms are found in the oldest rocks, and fossils of more complex organisms in the newest rocks. This supports Darwin's theory of evolution, which states that simple life forms gradually evolved into more complex ones.

Fossils supported Darwin's ideas aboutcommon ancestry and the relationship ofliving species to fossil species.

Common ancestry allows Darwin to infer what happened in the lineage leading to modern mammals. The fact that present day birds and reptiles have sutures but no live birth is evidence that sutures were present in the lineage leading to modern mammals before live birth evolved.

Fossils showed that all species are the result

Fossils showed that all species are the resultof gradual changes over time.

Fossils. Fossils provide solid evidence that organisms from the past are not the same as those found today; fossils show a progression of evolution. Scientists determine the age of fossils and categorize them all over the world to determine when the organisms lived relative to each other.

Fossils explained how species develop

Homologous features

Homologous features If two or more species share a unique physical feature, such as a complex bone structure or a body plan, they may all have inherited this feature from a common ancestor. Physical features shared due to evolutionary history (a common ancestor) are said to be homologous.different traits.

Fossils showed how humans had affected the

Fossils showed how humans had affected thetraits of organisms for thousands of years.

Evidence for early forms of life comes from fossils. By studying fossils, scientists can learn how much (or how little) organisms have changed as life developed on Earth. There are gaps in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind.

What is a primary species?

Answers

Answer:

The primary species something regenerates off of.

For example: Let's say there was an animal called a goblegg.

If the animal who gives it the main components is an chicken, the primary species is a chicken.

Hope this helps!

A primary species is a building block of a chemical system. Secondary species depend on the primary species.

What month of each year have the highest and lowest concentrations?

Answers

i am in the year 2021 still

please help biology!!!

Answers

Looks like the answer is d because there are 3 big T’s which are for short and one square with just the smaller t’s which represents long tails

When did the reign of terror end ?

Answers

Answer:

July 28th, 1794

Answer:July 28, 1794

Explanation:

Hope it helps

What causes the different layers in our atmosphere?

Answers

Answer:

changes in temperature that happen with increasing altitude.

What is the process that some plants used to flower at the same time every year?

Answers

Flowering plants grow from seeds
The embryo inside the seed starts to grow into a seedling. Roots grow down to anchor the plant in the ground. Roots also take up water and nutrients and store food. A shoot grows skywards and develops into a stem that carries water and nutrients from the roots to the rest of the plant



Hope this helps x)

Answer:

Photoperiodism

Explanation:

Kubusse. Fig. A Fig. B Fig. C ANSWER: ANTWOORD Choose: / Kies Figure A, B or C/ Figuur A, B or C. QUESTION / VRAAG 2.1 What Figure has the greatest volume? Watter figuur het die grootste volume? 2.2. What figure has the greatest surface area? Watter figuur het die grootste oppervlakte? 2.3 2.4 What figure has the greatest surface area : volume ratio? Watter figuur het die grootste oppervlakte : volume verhouding? If each cube represents a cell. What figure will be the most efficient of transporting materials into and out of the cell? Indien elke kubus 'n sel verteenwoordig, watter figuur sal die meest efektiefste wees om stowwe in en uit die sel te vervoer? ( 4)

Answers

Answer:

1a

2c

3b

4d

5a

Explanation:

make me brainless

How do the structures of the cardiac muscle and skin tissue support their functions within the body? (Hint: Think abou

Answers

Answer:

See below

Explanation:

The structure of the cell is very much linked with the functions of the cell. The cardiac muscle is made of the myocardium which serves the body by providing the blood, nutrients and oxygen. The cardiac muscles appear striped when seen under a microscope.

The skin consists of the tissues and cells which are close enough to create a boundary that does not allow the entry of materials and pathogens inside the body.

Hence, the function and the morphology of the cells are somewhere related to each other.

Why are certain bacterial infections difficult to treat with antibiotics?

Answers

Answer:

When the Bacteria becomes resistant, the germs spread and grow. In some cases they can they can spread the resistance onto other bacteria's

Explanation:

Select all the statements that specifically give evidence that HIV is a retrovirus.

A. The genetic information is copied from RNA to DNA.
B. The genetic information is inserted into the DNA of the host cell, where it may
remain inactive for many cell cycles and become activated later.
C. The genetic information is transcribed and translated into new viral parts.
D. The parts assemble into new viruses and burst from the host cell.

Answers

Answer:

C

Explanation:

what type of fault is formed when divergent plate move​

Answers

A divergent boundary or divergent plate boundary (also known as a constructive boundary or an extensional boundary) is a linear feature that exists between two tectonic plates that are moving away from each other. Divergent boundaries within continents initially produce rifts, which eventually become rift valleys. Most active divergent plate boundaries occur between oceanic plates and exist as mid-oceanic ridges.[1][2] Divergent boundaries also form volcanic islands, which occur when the plates move apart to produce gaps that molten lava rises to fill.

what are the two basic parts of a plant

Answers

the shoot and root systems, I hope this answer finds you well :)

Answer:

the shoot and root systems

Explanation:

A plant is made up of two basic parts, the shoot and root systems. Within each system you will find more complex anatomy. On the shoot system, the stem, leaves, flowers, and fruit can be seen

God has left a very beautiful girl for me are you here​

Answers

Answer:

yes papi (>w<)

Explanation:

1. The structure of nuclear membrane is suitable for
a) organization of spindle for nuclear division
b) nucleocytoplasmic exchange of materials
c) separation of chromosomes
d) synthesis of ER

Answers

Answer:

OPTION B IS THE CORRECT ANSWER

Explanation:

Nucleocytoplasmic exchange of materials

In eukaryotic cells, the nucleus is bound by a double membrane or nuclear envelope. It possesses openings at certain intervals called as 'nuclear pore'. Nuclear pores are large protein complexes regulates the exchange of material between nucleus and cytoplasm, i.e., nucleo-cytoplasmic exchange of materials. 

Nucleocytoplasmic exchange of material

What is the primary function of dermal tissue?
water storage
protection
nutrient transport
support

Answers

Answer:

Primary dermal tissues, called epidermis, make up the outer layer of all plant organs (e.g., stems, roots, leaves, flowers). They help deter excess water loss and invasion by insects and microorganisms. The vascular tissues are of two kinds: water-transporting xylem and food-transporting phloem.

For a quick simple answer, it's nutrient transport.

What is the difference between coral and polyp?

Answers

Answer:

Coral reefs are built by and made up of thousands of tiny animals that are related to anemones and jellyfish. Polyps can live individually or in large colonies that comprise an entire reef structure. At night, polyps extend their tentacles to feed.

Explanation:

hope this helps

Two dogs mate and produce a the same breed puppy. This is an example of___.

Answers

Answer:

are you talking about cross breed?

A seagull flew 145 meters to the east at a constant velocity. It flew that distance in
10.0 seconds. What was its velocity?
What’s the answer ?

Answers

Given parameters:

Displacement of the seagull  = 145m to the east

Time taken to cover the distance = 10s

Unknown:

Velocity  = ?

Solution:

Velocity is one of the physical quantities. It is the speed in a specific direction. Hence, velocity is a vector quantity having both magnitude and direction.

  So, mathematically;

           Velocity = [tex]\frac{Displacement }{Time taken}[/tex]  

         Velocity  = [tex]\frac{145}{10}[/tex]   = 14.5m/s due east

The velocity of the seagull is 14.5m/s due east

Answer:

v=d/t=v=145/10.0=14.5m per second

1. The color of a substance is a
______

Answers

Answer:

pigment

Explanation:

A pigment is a substance occurring either in plant tissue or animal tissue and producing a characteristic colour, such as chlorophyll in green plants and haemoglobin in red blood.

What controls the cell cycle at key checkpoints?

Answers

Answer:

Two groups of proteins called cyclins and cyclin-dependent kinases (Cdks), are responsible for the progress of the cell through the various checkpoints. The levels of the four cyclin proteins fluctuate throughout the cell cycle in a predictable pattern

Explanation:

I hope this helped you!

Oxygen has 17 known isotopes. The atomic number of oxygen -16 is 8. What can you tell me with this information about isotopes of oxygen?

Answers

Answer:

slwug

Explanation:

jrjdhdhdhdhdbdhdhdhdhdhdhdhd

The cell walls of bacterial cells and plant cells function inmoving organelles throughout the cell.

modifying lipids and proteins.

producing the cytoskeleton.

maintaining cell shape.

containing DNA.

Answers

Answer:modifying lipids and protiens

Explanation:

Is cotton biotic? True or false question

Answers

Since it comes from a plant I would say true it has biotic properties
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