The picture below shows an ecosystem that has been recently changed by human activity. The change
has impacted native populations living in the area.


Which of the following limiting resources was most affected by this human activity?



A.nesting sites for birds

B.water supply for deer

C.amount of space for trees

D.number of predators that eat fish

Answer is B, hope it helped.

When geneticists cut genes from one organism and insert them into the DNA sequence of another organism, the process is called

Answer the following questions in complete sentences in the space provided:

1. Why does cell division take place in single-celled organisms?

2. What occurs in a cell when it is not undergoing cell division?

3. How do chromosomes change before cell division?

4. What is mitosis?

5. Why doesn’t mitosis occur in prokaryotes?

6. What would happen if DNA did not duplicate during interphase?

7. What is cytokinesis and when does it happen?

8. During what phase of mitosis do the chromosomes line up?

9. When do the chromosomes condense and become visible under a microscope? 10. What happens to the chromosomes during anaphase?

11. Sometimes a cell inaccurately duplicated its DNA, and the resulting cells are not identical. What effects might such a change have on the organism?

True or False. The arrow labeled C represents a transfer of chemical energy to mechanical energy. Explain why this is true or false.

Which of the following is true about the sun's radiation? It is long-wave. It is short-wave. 40 percent is reflected by the atmosphere. 60 percent reaches Earth's surface. None of the rays are harmful.

How many molecules are in this formula?

Scientists have discovered an organism with the following characteristics:
• multicellular
• needs to eat food
• has a complex nervous system
• is able to move from one location to another
• growth occurs throughout its body
In which kingdom is this organism most likely to be classified?
Animalia
Bacteria
Fungi
Plantae
No

please help
On the date chart above the hight and low tide depths were recorded every coupl days. Looking specially at February 14th what type of tide is occurring? What moon phase would possibly occur on this date ​

Many animals have beneficial traits that help them survive their environment. How do these traits develop in organisms?

Explain two ways in which forecasters collect weather data and how it's used

Which of these statements best describes the connection between biodiversity and evolution?
The more biodiversity an area has, the greater the chances of new species arising.
If biodiversity is high, then more predation will take place, preventing species from evolving.
Without a lot of biodiversity, organisms are more likely to survive, so they have more time to adapt.
Evolution depends upon low biodiversity to keep population sizes down, which increases numbers of genes.

What results when the air surrounding a bolt of lighting experiences a rapid increase in temperature and pressure .

QUICK AND EASY FOR SOME POINTSSSSSS
______________ is the name for the process of clearing natural vegetation and replacing it with concrete and buildings

Which statement explains why secondary succession is generally more rapid than primary succession?
An area of secondary succession has never been colonized.
There are no competing organisms in secondary succession.
The soil is already present at the start of secondary succession.
Pioneer species in secondary succession include bacteria.

hello i need help again

Margaret Brown
A. gazed
B. heave
C. descend
into the eyes of the frightened passengers in her lifeboat.

Plants that are grown from undifferentiated cells of leaves, stems, or roots are produced by
A) fusion of spores
B) vegetative propagation
C) sexual reproduction
D) fission of gametes

Please help its due in two hours.

Which group of vertebrates are endotherms and have amniotic egg?​

Think about what abiotic factors giraffes and trees both need to survive. The tree and the giraffe are competing over what factor

The picture below shows one way that humans and mosquitoes interact.



What is the best classification of this relationship?



A.parasitism

B.competition

C.commensalism

D.mutualism

The hypothesis that the continents once formed a single landmass, broke up and drifted to their present location is either:
Pangaea
Evolution
Atomic
Continental Drift

Lawrence had a most Answer feeling while going up the stairs to the A deck.
A. peculiar
B. extravagant
C. recuperate

Light energy travels as -

A: compressional waves
B: primary waves
C: surface waves
D: transverse waves

A) How long will it take for 40.0 grams of Radium-226 (Ra-226) to decay to leave a total of 2.5 grams of Ra-226? Ra-226 has a half-life of 1600 years.


B) If there are 80.0 grams of Neptunium-240 (Np-240), how much Neptunium-240 will remain after 4 hours? The half-life of Neptunium-24 is 1 hour.

Which one of these happens in an 11 year cycle?


Coronal Mass Ejection


Prominences


Solar Flares

Sun Spots

Cell Wall Functions:
1.Structure and protection
2.Organizes DNA
3.Digests, recycles materials
4.all of the above

In what direction and with how much net force will the satellite move?

Scers who search for oss scheuse the smalfossilto describe some of the finds. An example of a transitional fossilis Dimetrodon, which lived 280-265 million years ago. Dimetrodon had alzard-e appearance but had a sale
structurecking out from is back that owed to regulate is body temperature, an ability that is found today in modern warm-blooded mammals. While Dimetrodon swallowed its prey whole like reptiles do it also had different types of teeth, a tratalo
common to which of the best explains how tonalfossils support the theory of evolution?
Transitional fois show rats common to ancestors as well as descendants
Trafo show how the organic characteristics remain the same over time
Tanlos show how individual organism can change their characteristics during their times
Transitional fossils show how populations of past organisms were not able to change their characteristics over time

Which of these statements best describes the connection between biodiversity and evolution?
The more biodiversity an area has, the greater the chances of new species arising.
If biodiversity is high, then more predation will take place, preventing species from evolving,
Without a lot of biodiversity, organisms are more likely to survive, so they have more time to adapt.
Evolution depends upon low biodiversity to keep population sizes down, which increases numbers of genes.

How can you use the terms of air pressure, air masses, and fonts to describe the formation of a tornado ??

These photosynthetic protists produce one third of the Earth’s oxygen that is generated through photosynthesis.
A) algae
B) moss
C) paramecia
D) protozoans