list and explain the types of placentation​

Answers

Answer 1

Answer:

Types of Placentation : Axile,Marginal, Parietal, Basal, Superficial Placentation

Axile Placentation.

This type of placentation is seen in bi- or multi carpellary, syncarpous ovary. ...

Marginal Placentation. It occurs in a monocarpellary, unilocular ovary. ...

Parietal Placentation. ...

Basal Placentation. ...

Superficial Placentation.

Explanation:

Hope it helps u

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Related Questions

How did the commercial success of SCUBA equipment help marine science?

Answers

Answer:

It helped marine science by making it easier to dive for longer periods of time and collect more data than before.

Which of the following is a primary consumer in the food web shown above?
OA. bacteria
B. algae
OC.
lizard
D. grasshopper

Answers

Answer:

The answer is D. grasshopper. A primary consumer is one that eats plants.

D. Hope this help !!!

Help please.my last question !​

Answers

Answer:

By wind

Explanation:

I think by wind as explosive is wrong and water is not pollination they need insects or wind to transfer pollen to sigma so its

Which would best allow a species to survive environmental changes? O A small population VE O B genetic diversity C. similar physical features 0 D. Iow mutation rate​

Answers

Answer:

B

Explanation:

The situation that would best allow a species to survive environmental changes is genetic diversity. Thus, the correct option is B.

What is Species?

Species may be defined as a group of organisms that can reproduce with one another in nature and produce fertile offspring. It is one of the major components behind the occurrence of speciation.

Genetic diversity may be characterized as the sum total of all the variations that are significantly found in the genetic makeup of individuals within a particular species.

Genetic diversity allows some individuals of the same species to adapt and survive better in the changing environmental conditions.

This is also favored by natural selection by accomplishing the favorable variation to those individuals and permits them to express those beneficial traits to their offspring.

Therefore, genetic diversity is responsible for the survival of any species in changing environmental conditions.

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Which of the following is an important connec-
tion between breathing and cellular respira-
tion?

Answers

Answer: During cellular respiration, glucose reacts with oxygen to produce water and carbon dioxide. ... Which of the following is an important connection between breathing and cellular respiration? cellular respiration requires O2 (oxygen) All cells require energy.

HOPE THIS HELPS

Answer:

BOur bodies use cellular respiration to make energy from oxygen. Carbon dioxide is a waste product of cellular respiration and is not needed by the body.

Plant hormones serve as chemixal mesenhers between cells and tissues. Auxins is a plant hormone that causes the cells on the shady side of a plant sjoot to elongate

Answers

Answer:

This question is incomplete and lacks options, the whole question is:

Plant hormones serve as chemical messengers between cells and tissues. Auxin is a plant hormone that causes the cells on the shady side of a plant shoot to elongate. The response enabled by auxin is known as -

Options are:

A. geotropism

B. transpiration

C. phototropism

D. photosynthesis  

The correct answer is c.

Explanation:

Phototropism is known as a natural and organic movement of a plant towards the light. This is due to the natural ability of a plant to change direction based on changes in lighting in the environment. But external stimulus is not enough. It must generate some changes inside the plant that make it react in this way: hormones. A hormone is a chemical substance produced in one tissue and transported to another, in which it exerts one or more highly specific effects.Auxins are members of a group of plant hormones that are more beneficial to stimulate plant growth, it is the responsible mechanism of the response to phototropism in plants, which tends to be concentrated in the region of the stem and leaves, when a plant lacks this, it can be noted since the bending towards the light source is little or no, that is, auxins make the cells of the stem growth region (rhizomes and stems) lengthen.

Two equal strips A and B were from a potato whose cell was 30% of sugar. The strip
A was placed in a solution of 10% sugar concentration while B was placed in 50%
sugar concentration
a) What change was expected in strip A and B
b) Account for the change in strip A​

Answers

Answer:

Movement occurs from higher concentration to lower concentration.

Explanation:

Strip A cell has 30% of sugar which is placed in a solution of 10% sugar so the sugar that is present in the potato strip A moves from inside to the outside due to the process of osmosis while on the other hand, if strip B was placed in 50% of sugar solution so the sugar moves inside from outside environment through semi-permeable membrane. This movement occurs due to difference in concentration of both environments i.e. cell and solution.

Two equal strips A and B were from a potato whose cell was 30% of sugar. strip A was placed in a solution of 10% sugar concentration while B was placed in 50%  sugar concentration

a) strip become flaccid and strip B will swell

b) hypotonic solution causes movement of water to diffuse out of cell

Simple diffusion

Salts and sugars in solution will diffuse away from areas of high concentration into the surrounding solution

Water also diffuses away from areas of high free water concentration into areas of more solute concentration.here in strip A is placed in low sugar solution that causes movement or diffusion of water from the cell to the solution as it is only 10% sugar concentrationin strip B which is placed in low sugar solution that is placed in high sugar concentration solution that is 50% which means there will be movement of water from solution into the cells of the strip which cause them to swell

Thus, Two equal strips A and B were from a potato whose cell was 30% of sugar. strip A was placed in a solution of 10% sugar concentration while B was placed in 50%  sugar concentration

a) strip become flaccid and strip B will swell

b) hypotonic solution causes movement of water to diffuse out of cell

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Why is there so much biodiversity on Earth? Provide at least two examples​

Answers

Answer:

climate and agriculture

Explanation:

for example the coconuts of the pacific warm water islands are far different than the crab apples of the north or how the heat of the south means for less clothes while the brisk of the north requires more layers.

Explanation:

There are several key reasons for high biodervisity in tropical ecosystems. High NPP directly contributes to a diversity by supporting more species with minimum viable populations of each organism increase overall mutation frequency and hence intraspecific genetic varation.

Question 4: Suppose there were changes in the habitat that caused this actual value. What might a combination of those changes be?

Answers

Answer:

hmmmm check my explanation

Explanation:

it my be from many different mishaps

such as tsunamis, earthquakes, volcanic eruptions and more

Answer:

The amount of precipitation reduces by 20% over time. It will have an impact on the habitat because species that have adapted to drier climates will supplant those that are less suited to the new climate.

Explanation:

With increasing elevation on a slope of a mountain, changes in biological communities are
somewhat analogous to changes
A) In biomes at different latitudes
B) In communities during different seasons
C) In communities and biomes through the natural history
D) In communities of ocean at different depths​

Answers

Answer:

Mountain ecosystem, complex of living organisms in mountainous areas.

The model below shows the mRNA sequence
AUG GGG UUU ACA UAG
Use the genetic code table to predict what amino
acids will be in the protein when this mRNA is
translated.

Answers

Answer:

AUG is MET (starting point)

GGG is GLY

UUU is PHE

ACA is THR

and lastly

UAG is stop (there's no code for this one so you stop)

Explanation:

I hope this the right answers for you.

All muscle found in the body can be dassified into three groups Most of the muscle in the body is
which is muscle that only moves bones.
muscle is another type of muscle
that can be found in internal organs, such as the stomach or arteries. The last type of muscle
is
muscle, which is found only in the

Answers

Answer:

easy

Explanation:

easy lol

Answer:

wowo

Explanation:

wowowowo

When organisms eat, the food is broken down and used to

I. supply energy for growth and repair.
II. supply the building blocks for growth and repair.
III. supply the energy for reproduction.
A. I, II, and III
B. II only
C. I and III only
D. I only

Answers

I believe it’s B sorry if it’s wrong

When organism eat,the food is broken down and used to supply energy for growth and repair, and supply the building blocks for growth and repair as well as it also provide energy for reproduction.Thus option A is correct.

What is the role of food in production of energy required for various body functions?

Food is the material which organism intake in order to get energy to perform  various body functions.

The main function of food is to provide the raw materials for growth, reproduction, and repair.

Respiration is the process in which food is break down and energy is released.

Therefore,food is broken down and used to supply energy, building blocks and energy for reproduction.

Thus, option A is correct.

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PLEASE ANSWER WITH AN ACTUAL ANSWER!!!!! Why do temperate regions have 4 seasons?​

Answers

Temperate regions have 4 seasons because of the inclination of earth
Average yearly temperatures in these regions are not extreme, not burning hot nor freezing cold. Temperate means moderate. Unlike in the tropics, temperatures can change greatly here, between summer and winter. So, most places with a temperate climate have four seasons: summer, autumn, winter and spring.

Justify a physician has a patient, age 42 whose blood pressure averages 141/89 mm hg. Why might the physician recommend healthful life choices to the patient.

Answers

Answer:

Due to high blood pressure.

Explanation:

The physician recommend healthful life choices to the patient because the patient has high blood pressure. The normal range of blood pressure is 120/80 mm hg whereas the high blood pressure is considered to be 140/90mm Hg so we can say that the patient has high blood pressure which can be normalize by attaining healthful life style such as eating healthy food, regular exercise and avoiding stress.

Can anyone help me with my biology homework??

Answers

Answer:

Phenotype ration of Green : other color plant will be 3:1

Genotype ration would be GG:Gg:gg

1:2:1

Explanation:

Let the dominant allele for green color of plant be G

Recessive allele for the above allele pair would be g let us say that "g" imparts black color

Then the genotype of two heterozygous green plants would be "Gg"

Gg * Gg

GG, Gg, Gg, gg

The three individuals of genotype GG, Gg, Gg will have green color

while the gg individual will have black color (as assumed)

Phenotype ration of Green : other color plant will be 3:1

Genotype ration would be GG:Gg:gg

1:2:1

Who would win in a fight aang or korra

Answers

korra would win in a fight

Answer:

korra

Explanation:

hes powerful

Which term do biologists use to describe the average number of individuals of a species per unit area?

A. carrying capacity

B. population density

C. minimal viable population

D. survivability curve

Answers

Answer:

B

Explanation:

B

Explanation:

because it deals with the cellection biological data of all organism in environment

What can you do to prepare if you live in an earthquake zone What should you discuss with your family?​

Answers

Some ways you can prepare if you live in an earthquake zone are:

- Know your risk. Research the area and find out if you live near an active fault.

- Create a disaster plan

- Prepare a plan/list of things you would grab in case of an earthquake

Things you should discuss with your family are:

- Plan where to meet if you get separated.

-Make a supply kit that includes enough food and water for several days, a flashlight, a fire extinguisher and a whistle. Include non-perishable foods, cleaning supplies, and water for several days, in case services are cut off in your area.

3. Which of the following structures and processes can exist in both prokaryotes and
eukaryotes?
Nuclear lamina
1.
II.
Ribosomes
III.
IV.
V.
Exons
ATP synthesis
Cell membrane
RNA polymerase
Centriole
Nucleoid
VL
VII.
VIII.
A. I, II, IV, VII
B. II, IV, V, VI
C. 1, III, VII, VI
D. III, V, VI, VII​

Answers

Cytoplasm can be found in both prokaryotic and eukaryotic cells. The cytoplasm is not a membrane-bound organelle within the cell, but a fluid compartment that provides support to the cell and is the site of many metabolic reactions. The cytoplasm is largely composed of water.

1–11. Elizabeth H. Harris. Summary. I. II. III. IV. V. VI. VII. ... Methods for Introducing DNA into the Nuclear Genome of C. reinhardtii ... Johnson (1995) have proposed that the cell division.

Which type of relationship is formed when an Alcon blue caterpillar lives in a Myrmica ant
nest?

commensal

mutualistic

parasitic

Answers

Answer:

mutualistic is the correct answer.

A mutualistic relationship is formed when an Alcon blue caterpillar lives in a Myrmica ant nest. Thus, the correct option is B.

What is Mutualistic relationship?

A mutualistic relationship is an interaction when two organisms of different species work together in such a way that each species is benefiting from the relationship.

The Caterpillars of the alcon blue butterfly have developed an outer coat on their body that tricks the Myrmica ants into believing that the young are its own, this results into duping the ants to carry the larvae back to their colonies to care for. Once in the nest, the caterpillar becomes a parasite. The Myrmica ants will feed the adopted larvae in preference to their own, and the ant colony will produce fewer offspring in the nest.

Therefore, the correct option is B.

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Where do plants get the carbon dioxide they need for photosynthesis to begin?

Answers

From the air........

what is binomial nomenclature​

Answers

a system of nomenclature in which each species of animal or plant receives a name of two terms of which the first identifies the genus to which it belongs and the second the species itself.

Answer:

the system of naming organisms that lists the genus name first, then the species

Explanation:

Water with which of these conditions would cause the most competition for resources among all three species of fish?

Answers

Dont open that file It takes you’re information

What are the characteristics of manganese?

Answers

Answer:

"Manganese is a grey-white, hard and very brittle metal.

It tarnished on exposure to air and oxidized to manganese when heated."

Credits to: Yahoo

Answer:

Manganese is a pinkish-gray, chemically active element. It is a hard metal and is very brittle. It is hard to melt, but easily oxidized. Manganese is reactive when pure, and as a powder it will burn in oxygen, it reacts with water (it rusts like iron) and dissolves in dilute acids.

Explanation:


How does the structure of each cell facilitate its
function

Answers

Answer:

The contents of the cell, or the structures of the cell, allow the cell to be "specialized". Together with the cell's proteins, they allow the cell to do specific things. They allow a cell to act like a neuron or a bone cell or a skin cell.

Explanation:

50 points! Will give Brainliest to the first correct answer!

What was the control in Redi's experiment?

Answers

What was the control group in Redi's experiment? What was the experimental group in Redi's experiment? The control group was the jar with with no covering and the experimental group was the jars with covers on it.

Question 19
Use the pedigree below to answer questions.
The following pedigree shows a family that is affected by a genetic disorder.
Is this pedigree dominant or recessive?
A
Recessive
B.
Dominant
P

Answers

B dominant because of genetics

1) If you cross a mussel with dark, zebra-striped shells with a mussel with

solid light-colored shells, how many offspring would you expect to

have the daik, zepra-striped shells?


A) 0%

B) 50%

C) 75%

D) 100%

Answers

75% is my answer! I hope you get it right!
I think it is c sorry if I’m wrong

4. Do you think that greenhouse gases are essential for maintaining an average global temperature?
Explain why or why not you think so using evidence from the simulation

Answers

Answer:

I don't think so

Explanation:

An excessive amount of greenhouse gases cause the earth's temperature to rise and contribute to climate change. I didn’t do the simulation but too many greenhouse gases are bad for the environment. They raise the temperature of the earth instead of maintaining it.

I hope this helps. I am not sure if that is what you are looking for.

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