Starting with spore dispersal, and identify adaptations in the life cycle of the bryophyte for living in a terrestrial environment (ie, in air, without water surrounding the plant body). What are new stresses associated with living on land, and what morphological or physiological features did the first land plants have to evolve to cope with these stresses

Answers

Answer 1

Answer:

Stresses such as lack of nutrients, space, competition and water availability.

Explanation:

Lack of nutrients, space, competition and water availability are the stresses that the bryophyte can experience by living on land. The morphological or physiological features such as lowering transpiration rate by stomata, attain specialized structures to collect sunlight and fulfill water requirement by absorbing water from the air if no water is available in the soil etc are the features that the plant has to attain to cope with these stresses.


Related Questions

Both liver cells and lens cells have the genes for making the proteins albumin and crystalline. However, only liver cells express the blood protein albumin and only lens cells express crystalline, the main protein in the lens of the eye. Both of these genes have enhancer sequences associated with them. The claim that gene regulation results in differential gene expression and influences cellular products (albumin or crystalline) is best supported by evidence in which of the following statements?
A. Liver cells possess transcriptional activators that are different from those of lens cells.
B. Liver cells and lens cells use different RNA polymerase enzymes to transcribe DNA.
C. Liver cells and lens cells possess the same transcriptional activators.
D Liver cells and lens cells possess different general transcription factors.

Answers

The answer is in the guys link up top

Answer:

the answer is A liver cells possess transcriptional activators that are different from those of lens cells

Explanation:

In guinea pigs, rough coat (R) is dominant to smooth coat (r). What is the expected percentage of smooth-coated guinea
pigs when a heterozygous rough-coated guinea pig is crossed with a smooth-coated guinea pig?

A. 0%

B. 25%

C. 50%

D. 75%

Answers

The answer I calculated is 50% smooth-coated guinea
So the ans is C
the answer is C!!!!!!!

A student was explaining to the class about freshwater and the importance that it has to everyone’s life. What is NOT true about freshwater biomes?
A.
Freshwater biomes are found all over the world

B.
There is a wide variety of climates that have freshwater biomes

C.
There are different types of bodies of freshwater biomes

D.
They have more than 5% salt content

Answers

Answer:

D.

They have more than 5% salt content

How is the food you choose to eat used to create energy? referring to cellular respiration

Answers

Answer:

Through the process of cellular respiration, the energy in food is converted into energy that can be used by the body's cells. During cellular respiration, glucose and oxygen are converted into carbon dioxide and water, and the energy is transferred to ATP.

cosmos part 1 mix and match

Answers

What? I don’t understand?

What patterns do you observe on the second colorful map

Answers

Answer:the color explanes it's self old and young

Explanation:

The allele for a widow's peak hairline (W) is dominant, and the allele for a straight
hairline (w) is recessive. If both parents are heterozygous (Ww) for this trait, what is the
probability that their child will have a straight hairline?

Answers

I don't like using W instead we can try to use R 'kay?

R - Dominant

r - Recessive

75% chance that they will have widows peakline children. 25% chance for straight hairline

Indicate whether each of the following occurs mainly in G1 phase (G), S phase (S), or G2 phase (H) of the cell cycle. Your answer would be a four-letter string composed of letters G, S, and H only, e.g. HGSS. ( ) DNA helicase activation ( ) DNA helicase deposition on DNA at the replication origins ( ) ORC phosphorylation ( ) Licensing of replication origins

Answers

Answer:

the answer is S-G-S-G  

Explanation:

DNA helicases are enzymes that catalyze the unwinding of the double DNA helix in order to form a replication fork at the origin of replication (i.e., the site where DNA replication starts). DNA replication occurs in a bi-directional manner by two replication forks that move in opposite directions in order to form a replication bubble. The origin of replication is formed during the transition from mitosis to G1 when they are licensed for the subsequent S phase. The origin recognition complex (ORC) is a DNA binding complex that binds to the origin of replication, whose function is to act as a scaffold for the assembly of initiation factors. ORC is phosphorylated during the beginning of the S phase in order to dissociate this complex from chromatin.

What happens to the rate at which the reaction happens when the substrate levels increase?

Answers

Answer:

Increasing substrate concentration also increases the rate of reaction to a certain point

Explanation:

See above diagram, a represents

Options
water

glucose

oxygen

CO2

Answers

Answer:

water

coz the process begins in stroma

Is a virus prokaryotic or eukaryotic?
eukaryotic
can be both
neither

Answers

Viruses are considered neither prokaryotes nor eukaryotes because they lack the characteristics of living things, except the ability to replicate

analyze potential impacts of oceans on human populations as the result of climate change in the current century.

Answers

Answer:

The result of climate change is ocean levels increasing because of the increase in temperature. Ice is melting due to climate change and this is causing the ocean levels to rise rapidly. If the ocean levels rise above land, some villages/towns/cities could flood. As a result houses of which people live in and other structures may be destroyed. Water sources may also be contaminated, making the water unsafe for humans to consume.

can someone help???? Question: In what domain would humans be included?
A Eukarya
B Archea
C Bacteria

Answers

Answer:

A Eukarya

Explanation:

Answer:

A Eukarya

explanation: Eukaryotes are organisms whose cells have a nucleus enclosed within a nuclear envelope

Observe how deeply in the agar your organism grew. Is there growth on the surface? Where is the majority of the growth located? Remember that your unknown organism was inoculated all the way to the bottom of the tube initially, so there may be bacteria visible along the whole inoculation line. But evaluate where you see the most growth.

Answers

Answer:

Near the bottom.

Explanation:

The organism grew deep in the agar solution near to the bottom of the petri dish. No, the growth occurs at the bottom of the agar solution because the bacteria does not need oxygen and can survive in anaerobic condition. Majority of the growth located at the sides of the petri dish in the form of colonies.  The most growth of bacteria occurs at the bottom of the medium.

answer of question thank you

Answers

the answer is on the link



I WILL GIV BRAINLYIST
Sort the sentences based on the type of relationship they describe.
Sea lampreys hatch eggs on
fish and feed on the fish.
Clown fish help sea anemones
catch prey while using the sea
anemones for protection.
Mosquitoes suck blood from
the bodies of organisms.
Ants provide protection to
acacia trees while receiving
nutrients from the trees.

Answers

Answer:

Sea lamprey sentence: Parasitism

Clown fish sentence: Mutualism

Mosquitoes sentence: Parasitism

Ants sentence: Mutualism

Explanation:

Parasitism is when one organism benefits and the other is harmed.

Mutualism is when both organisms benefit.

Answer:

answered so you can give the other person brainliest :)

Explanation:

Which of the following best describes a plant?
(A) multicellular eukaryote
(B) multicellular prokaryote
(C) unicellular eukaryote
(D) unicellular prokaryote

Answers

d......................

Answer:

The correct option to describes prokaryotes and eukaryotes are B. Prokaryotes do not have a nucleus; eukaryotes have a nucleus. .

Explanation: The prokaryote cells do not have a nucleus whereas eukaryotic cells have distinct a nucleus

Who would be considered at a higher risk for the getting the flu?

Answers

Answer:

Children younger than 5, but especially children younger than 2 years old. Adults 65 years of age and older. Pregnant women (and women up to two weeks postpartum)

Explanation:

Children younger, elderly people, and pregnant women.

The Venn diagram provided compares and contrasts two domains of living things. Both domains include species of
bacteria. Select ALL of the terms which could be applied to only group A in the diagram.
A)
ancient
B)
unicellular
may be pathogenic
D)
live everywhere in the environment
E)
cell wall is made of peptidoglycan

Answers

Answer:

C,D,E

Explanation:

i just did it and got them right.Hope this helps :}

This group of Bacteria can be pathogenic, ubiquitous in the environment whose cell walls are composed of peptidoglycan. So, the correct options are C, D and E.

What is Bacteria?

Bacteria are defined as ubiquitous, mostly free-living organisms that contain a single biological cell that constitute a large domain of prokaryotic microorganisms. Bacteria are a few micrometers in length that were among the first life forms to appear on Earth, and are present in most of its habitats.

Some bacteria are harmful that serve a useful purpose that support many forms of life, both plant and animal, and are used in industrial and medicinal processes. This group A mentioned in the above example of Bacteria can be pathogenic, ubiquitous in the environment whose cell walls are composed of peptidoglycan.

So, the correct options are C, D and E.

Learn more about Bacteria, here:

https://brainly.com/question/8008968

#SPJ5

WHICH ORGANISM CAN BE CLASSIFIED AS A DECOMPOSER

Answers

Answer:

Most decomposers are microscopic organisms, including protozoa and bacteria. Other decomposers are big enough to see without a microscope. They include fungi along with invertebrate organisms sometimes called detritivores, which include earthworms, termites, and millipedes.

Explanation:

Answer:

Fungi

Explanation:

How many different amino acids are used in human proteins?

Answers

Answer:

20 amino acids

Explanation:

500 amino acids have been identified in nature, but just 20 amino acids make up the proteins found in the human body.

20 amino acids make up the proteins found in the human body.

An individual with two different alleles for the same gene is
called

Answers

Answer:

an individual with two same alleles genes is called a heterozygous

Can the ecosystem survive without light? Why or why not?

Answers

Answer:

No

Explanation:

Because plants prepare their food form photosynthesis and sun light is basic element for that process to take place. So without sunkight the plants would die and due to their extinction herbivorous animals would die eventually and then the other animals depending upon herbivorous will also die due dissapearence of their food

fehlings A and B ........​

Answers

Answer:

what?

Explanation:

I can help but I don't understand your question

maybe attach a photo? i’m a bit confused on this question..

HELP ME PLEASE PLEASE PLEASE 20 POINTS AND BRAINLIEST

Answers

Answer:

ITS A(the endiplasmin reticulum)

Explanation:

Calculate the Speed - Distance = 75 miles Time = 25 minutes
A 75 mi/min
B 1875 mi/min
C 5 mil/min
D 3 mi/min​

Answers

Answer:

D. 3 mi/min

Explanation:

Given:

Distance = 75 miles

Time = 25 minutes

Required:

Speed

Solution:

Formula for calculating speed = distance covered / time

Therefore:

Speed = 75 miles / 25 minutes = 3 mi/min

Which form of water is not considered as a resource? A) groundwater B) glacial ice C) ocean water D) water vapor E) surface water

Answers

Answer:

D. water vapor

Explanation:

water vapor is a gas and could not be used as a resource

What are the different types of competition?

Answers

Answer:

sore loser try hard goofy

Explanation: sorry i couldn't understand what you meant

Answer:

monopolistic competition

perfect competition

oligopoly competition

monopoly competition

PLEASE HELP ASAP

how does the ribosome read the mRNA?

Answers

Answer:

A ribosome is made up of two basic pieces: a large and a small subunit. During translation, the two subunits come together around a mRNA molecule, forming a complete ribosome. The ribosome moves forward on the mRNA, codon by codon, as it is read and translated into a polypeptide (protein chain).

Explanation:

please help and I am give BRANLIEST and 5 * for the best answer

I do not want to see any link as an answer if do then you would be reported

Answers

Answer:

Cell X

Explanation:

Prokaryotes do not have a nucleus or any other membrane-bound organelles (including chloroplasts). So cell X is a prokaryote.

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