True or false? pollen grains are the female gamete in the plant.​

Answers

Answer 1

Answer:

True

Explanation:

Pollen consists of one or more vegetative cells and a reproductive cell. A pollen grain itself is not the male gamete. In angiosperms and certain gymnosperms, the vegetative cell forms the pollen tube that grows to meet the unfertilized ovules, and the reproductive cell is the source of the sperm.


Related Questions

If a square-eyed, orange pet mates with a round-eyed, green pet, can they have any round-eyed orange
offspring? Explain

Answers

Yes, round-eyed orange offspring is formed because this round eyed feature is present in one of the mating organisms.

Can offspring of round-eyed orange produced?

If a square-eyed, orange pet mates with a round-eyed, green pet, they can also have round-eyed orange offspring because this round eyed feature is present in one of the mating organisms.

So we can conclude that round-eyed orange offspring is formed because this round eyed feature is present in one of the mating organisms.

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removal of heavy metals from the soil can be done by trees.justify​

Answers

This is true because trees absorb nutrients from the soil in order to survive , in the process of absorbing these nutrients the heavy metals will be taken with it! Hope this helped

D) Fill in the blanks to contrast the
details in the poem and the story.
The details in the poem and the story
are different. In the poem, the narrator

A) gets along well with sis

B) is jealous about sis camp

C) thinks sis causes trouble


In the story, the brother, Joseph,

A) makes Megan angry

B) teaches Megan to relax

C) tells Megan not to cook

Answers

To complete the blanks, read carefully both the poem and the story and then analyze the interaction between the characters.

What is the difference between a poem and a story?

A story is written in the most traditional writing form; while the poem is written in verses. Moreover, stories are likely to include more descriptions and narrative details, while poems often use elements such as metaphors, similes, etc.

How to analyze and compare the story and poem?

This question requires you to identify the relationship between the narrator and sis, and Joseph and Megan to do this:

Read carefully both the story and poem.Identify and analyze the way the characters mentioned interact.Choose the best option for each question.

Note: This question is incomplete because the story and poem are missing; due to this, I answered them based on general knowledge.

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Which division of the ANS causes a decreased heart rate, vasodilation of visceral blood vessels, and vasodilation of the skin's blood vessels

Answers

The parasympathetic nervous system division  causes a decreased heart rate, vasodilation of visceral blood vessels, and vasodilation of the skin's blood vessels.

What is the function of parasympathetic nervous system?

The parasympathetic nervous system is responsible for the rest and digestion response when the body is relaxed, resting, or feeding. The parasympathetic nervous system decreases respiration and heart rate and increases digestion.

So we can conclude that parasympathetic nervous system division  causes a decreased heart rate, vasodilation of visceral blood vessels, and vasodilation of the skin's blood vessels.

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What causes lactic acid fermentation?

A. too much ATP
B. an upset stomach
C. insufficient oxygen
D. too many mitochondria

Answers

C

Explanation:

Lactic fermentation can be caused by lack of oxygen inside of the muscle cells.

True or False: Traits that are beneficial in one environment will always be beneficial in another environment

Answers

Answer:

False.

Explanation:

Natural selections favors traits that are beneficial in a specific environment. Traits that are helpful in one environment might actually be harmful in another.

crick originally thought that each type of nitrogenous base hydrogen bonded with its self (A-A, T-T, etc.) why was this incorrect? what makes this impossible?

Answers

Each nitrogenous base has a specific base pair to which it bonds with. A bond with T while G bonds with C.

Absorption of glucose from the gut lumen depends on.

Answers

Answer:

protein and starch

Explanation:

the absorption depends on protein and starch

12.
A lizard species mostly eats fruit from one
particular type of tree. If a virus kills most of
these trees, which individual lizards will most
likely survive?
A.
lizards that can climb higher in the fruit trees
B.
lizards that have darker coloration
C.
lizards that can find other types of food
D.
lizards that produce more offspring

Answers

c

I think it’s C because they can find other foods since the food they eat from a particular trees are dead

Which product is the result of mitosis?

two genetically identical nuclei

four sperm and four eggs
four genetically identical nuclei
two sperm and two eggs

Answers

Answer:

two genetically identical nuclei

Explanation:

The result of mitosis is two identical daughter cells, genetically identical to the original cell, all having 2N chromosomes.

Hope this helped <3 brainliest please? :)

Proteins are produced in the cell's ____.

Answers

Answer:

Amino acid cells

Explanation:

Protein is produced in cells amino acids go to DNA then RNA

------------------------ Awesome ------------------------

please answer fast! 69 points

Answers

Answer:

The answer is D

Explanation:

Renewable resources need to be protected

Answer:

Renewable resources need to be protected.

Explanation:

Many resources deplete if handled irresponsibly. Renewable resources will endure a lot longer if used correctly and effectively. People may reduce their waste and use natural resources effectively by practicing conservation.

A glucose molecule is the

Answers

Answer:

The answer is B) monomer of starch and cellulose.

The person above me is right! Have a nice day :)

How can you tell which side of the heart is the anterior surface and which side is the posterior surface

Answers

The anterior side of the heart is the side the uppermost point or peak is pointing to. The posterior surface lies opposite to the uppermost point.

What is heart?

The heart is a fist-sized organ that is located around the chest region or breast bone that pumps blood to the body. It's the primary organ of the circulatory system. The heart have four main chambers made of muscle and powered by electrical impulses. The brain and nervous system influence heart's function.

Therefore, The anterior side of the heart is the side the uppermost point or peak is pointing to. The posterior surface lies opposite to the uppermost point.

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breeding from an existing selection
creating high-producing animals
using biotechnology for breeding

Answers

Breeding creating high-producing animals by using biotechnology in order to create a productive organism.

What is genetic enginnering?

Genetic engineering is the process in which we use recombinant DNA technology in order to change the genetic makeup of an organism.

So we can conclude that breeding creating high-producing animals by using biotechnology in order to create a productive organism.

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Please help!!! Need the answerr

Answers

Answer:

C

Explanation:

Mined materials are used for different purposes

Mining is the process of removing valuable materials from the Earth's surface, including the oceans, hence option C is correct.

What is mining?

Extraction of useful materials from the ground is known as mining.  A few notable exceptions, a mineral is an inorganic substance found in nature that has a unique chemical composition, physical characteristics, or molecular structure.

Mined materials include coal, gemstones, and iron ore, to name a few. The raw substance used to make iron is called iron ore. Mining has existed since the primordial era.

In essence, it is the procedure used to extract valuable information from large amounts of data or data warehouses.

It is clear that the phrase itself is a little ambiguous. Coal or diamonds are the end product of the extraction process in the instance of mining for coal or diamonds.

Therefore, humans mine materials for different purpose.

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What is the difference between the domains eukarya and bacteria.

Answers

Answer:

The main distinction between bacteria and eukaryotes is that bacteria lack a genuine nucleus and membrane-bound organelles, whereas eukaryotes have both.

Explanation:

^^

Do you think that the number of birds that are killed by wind turbines each year is acceptable? Why or why not? State your opinion and give reasons to support it. Answers must be at least three sentences.

Answers

Answer:

One of the most commonly repeated criticisms of wind power is that it kills birds. The giant spinning turbines are basically bird death traps—and often they cut through prime flying space, making the carnage even worse. At least that's the story. But how many birds really do die?

If you look around for statistics about bird deaths from wind turbines get you wildly different numbers. Some say just 10,000 birds a year

Explanation:

One of the most commonly repeated criticisms of wind power is that it kills birds. The giant spinning turbines are basically bird death traps—and often they cut through prime flying space.

What are the benefits of wind power?

The majority of wind power or wind energy is generated through the use of wind turbines. Wind power is a popular, long-lasting, and renewable energy source that has less of an environmental impact.

The process by which the wind is used to generate mechanical power or electricity is referred to as wind power or wind energy. The kinetic energy of the wind is converted into mechanical power by wind turbines.

This motion energy, or wind flow, is utilized by humans for numerous purposes: flying a kite, sailing, and even making electricity. The process by which the wind is used to generate energy is both referred to as "wind power" and "wind energy."

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PLEASE ANSWER ASAP: In the food chain- grass ---> grasshopper ----> bird ------> snake
Who would be affected the most?

Answers

Answer:

All would be affected but the snake would probably be most effected

Explanation:

If the bird was removed from the chain, the snake would have no valid food source leading to a decrease in population for the snakes.

Although the population of the grasshopper would increase because there is no birds to eat the grasshoppers the snake would probably still be most affected because they would all die off as they would have no valid food source

The infection that puts women at risk for cervical cancer is.

Answers

Answer:

human papillomavirus (HPV)

Explanation:

Its a type of cancer that puts women at risk or even death when it is not treated properly.

Part F
The rate at which an object weathers is determined by many different variables. For example, compare the two ancient
Egyptian structures below.
Both structures were carved in Egypt from the same type of rock more 1,000 years ago. However, the obelisk in New York
which was transported there from Egypt in 1881, has since experienced a much higher rate of weathering. What factors
likely sped up the weathering process for the structure that was moved to New York?

Answers

Answer:

One thing that can speed this is up is a building not being vacant or being in direct sunlight for far too long.

I think this is what you need, right?

What is Mendelian inheritance

Answers

Mendelian inheritance refers to an inheritance pattern that follows the laws of segregation and independent assortment in which a gene inherited from either parent segregates into gametes at an equal frequency.

Match the word with the correct definition

Answers

Answer:

1. e

2. f

3. h

4. a

5. g

6. b

7. i

8. d

9. c

Explanation:

Check out the attachment.

ALL the following are REACTANTS to cellular respiration EXCEPT.



A

Glucose


B

Oxygen


C

Carbon dioxide


D

All the above

Answers

Answer:

the correct answer is A glucose

In any population, some individuals will have more kids than other individuals (just by chance). Some of those individuals will be "lucky" and survive. Explain the cartoon and how it shows this idea.​

Answers

Answer:

By people stepping on the little bugs, it kills them. and when they are born some will die and others won't

Explanation:

The cartoon refers to the principle of natural selection, which operates in many species, including bugs.

When individuals of a species reproduce, their offspring inherit certain traits or characteristics that can be advantageous or disadvantageous. In the case of bugs, some may have stronger exoskeletons, faster reflexes, or better camouflage, which can help them survive being stepped on or avoid being noticed by predators.

As a result, those bugs with advantageous traits are more likely to survive and reproduce, passing on their favourable characteristics to the next generation, while those without these traits are more likely to die. This is an example of natural selction.

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WILL GIVE BRAINLIEST IF UR RIGHT!

Which action is necessary to halt the decline in biodiversity?


continue mining practices as they are


continue using fossil fuels at the present rate


adopt ecological conservation practices


adopt laws that address issues of economy over environment

Answers

Answer:

"adopt ecological conservation practices"

Answer:

adopt ecological conservation practices

Explanation:

please i need the last brainliest

The breaststroke is started in the dive position in the water

Question 4 options:
True or false

Answers

Breaststroke starts:

Swimmers need to dive in for breaststroke in the same way as in front crawl and butterfly.

The breaststroke is not started in the dive position in the water. Therefore, the statement is false.

What is breaststroke?

The breaststroke is not started in the dive position in the water. It started in a stationary position with the swimmer, which faces forward and floats in the water.

The swimmer then takes a breath followed by the beginning of the stroke by pulling both arms back simultaneously and lifting their head and shoulders out of the water.

The legs are brought together by the swimmer andglides forward before the repetition of the arm and leg movements. It is the butterfly stroke because of the dive position, as the swimmer resurfaces both arms extended above the head to begin the stroke.

Therefore, the breaststroke is not started in the dive position in the water as it is started in a stationary position with the swimmer facing forward and floats in the water.

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What percentage of renewable energy do apple retail stores run on?.

Answers

Answer:

100 percent renewable energy

The company recently shared new details about its $4.7 billion spend in Green Bonds to support environmental projects around the world. While running on 100 percent renewable energy for nearly three years, Apple has also been helping its suppliers reach their renewable energy goals.

Which of the following environment changes is most difficult to survive

Answers

Answer:

Transition from a meadow to a forest

Explanation:

PLEASE ANSWER ASAP: Which statement correctly explains how nutrients and energy move through an ecosystem?
A.Energy and nutrients both flow in only one direction and are not cycled.
B.Energy is cycled and nutrients flow in one direction
C.Energy and nutrients are both cycled
D.Energy flows in one direction and nutrients are cycled

Answers

D. Energy flows in one direction and nutrients are cycled.

When it comes to the movement of nutrients and energy in the ecosystem, nutrients are cycled while energy moves in a specific direction.

Energy and nutrients in the ecosystem

Energy moves in the ecosystem from the producers to the consumers, and finally to the decomposers.

Nutrients, on the other hand, cycle between various components of the ecosystem - atmosphere, lithosphere, geosphere, hydrosphere, biosphere, etc.

Thus, energy flows in one direction while nutrients are recycled.

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