Examine the process represented in the diagram.

Which choice best describes what is occurring at step B?

Two strands of DNA form a double helix.
DNA and proteins form tight coils.
DNA wraps around histones.
Coils of DNA and proteins wind into larger coils.

The Process of Chromosome Creation is as follows:

Answer:

DNA wraps around histones.

I am accepting any correction if I accidentally stated false information :).

P.S. I'm just in my 9th grade :D (I tried my best to explain this, I hope this helped you)

#learnwithbrainly

Which of the followingdoes NOT affect population growth and decline?

a. the immigration of organisms
b. the emigration rate
c. the fraction of males to females
d. the birth rate and death rate

During prophase I, all four chromatids of the two homologues become closely associated as a result of pairing, forming a structure known as a(n)

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?

True or False: A trait is only considered an adaptation if it is beneficial to the organisms current environment

1. Predict: What do you think the offspring of a black mouse and a white mouse will look like?

5. Warm currents cause what type of climate?
a. Dry
b. Wet
c. Frigid

is the following sentence true or false? Changes in chromatin structure and histone DNA binding are associated with changes in gene activity.

Pls help ASAP WILL GIVE BRAINLIEST 100POINTS!

Ethnopharmacology is a subdiscipline in the field of ethnomedicine. Identify what someone within the ethnopharmacology field might do during their research.

According to the articles, how did the sequencing of the human genome impact our ability to understand human evolution and natural selection?.

What part of the nucleotide connects in
the middle of the molecule and makes up
the "steps" of the ladder?

Assess It!

A disease has spread

amongst lily pads in a

pond ecosystem.

Which is true about the

impact of this disease?

A Small fish that rely on lily pads for

protection will decrease in population

The large fish population will increase

C. The water temperature will decrease

D. The frog population will increase

The sky of early Earth was probably pinkish-orange. As life became established, the sky turned blue. What was responsible for the color change?

45. What process in the nitrogen cycle on this planet is taking place in the purple
growth cells?

an animal can wound a tree by scratching away the bark. the tree can respond to the wound in many ways. the sap quickly covers the wound, and then the tree covers the wound with new growth. the diagram shows the cross section of a tree with a healed wound. what process worked most directly with a transport section to heal the wound?

How are spores similar to seeds?​

What type of physical weathering is caused by the expansion of water?

In which situation has the precautionary principle been least strictly applied?

A chain of health stores is allowed to sell over-the-counter nutritional supplements that

have not been tested by the Food and Drug Administration for adverse effects.

A foreign marketplace relaxes certain restrictions on genetically modified produce after

testing demonstrates that the produce poses no health risks to consumers.

A toy company recalls a particular brand of action figure after several young children nearly

die from choking on loose pieces of plastic.

The U. S. Government requires that cigarette manufacturers include on cigarette packages a

warning from the surgeon general that smoking causes diseases such as lung cancer

How many chloroplasts are present in a typical plant cell?

Monosaccharides disaccharides and polysaccharides are examples of.

True or False (Please help me asap)

1. CAM plants use organic acids to store their CO2 for use in light reactions

2. Phase 3 of the Calvin cycle involves the reduction of 3-phosphoglycerate to G3P.

3. in C3 plants, rubisco fixes oxygen if no CO2

4. Photosystem II can operate independently of photosystem I in a cyclic .

5. Carotenoids may act as a sort of energy buffer or “sunscreen” for plants.

6. Chlorophyll b has a methyl group at the R-position of the porphyrin ring.

7. Cyclic electron flow is the primary pathway of energy transformation in light reactions.

During translation, amino acids are carried to the ribosome by.

Which of the following is a negative consequence of nuclear power that concerns many environmentalists?

A
electrical shocks

B
carbon emissions

C
nuclear waste

D
smog

5) The Texas Hill Country, located in central Texas, is home to the Edwards Plateau ecoregion and Llano Uplift ecoregion. Since the Edwards Plateau is composed of large amounts of limestone rock
formations with a vast underground cave system. What is likely the cause of the underground cave system?
A) wind erosion
B) chemical weathering
physical-weathering
D) deposition and compaction

Single-celled plantlike protists and photosynthetic bacteria make up communities of.

Please Help! This is due in 5 minutes!
Whose work showed that the fossils in caves were, in fact, a result of accumulation over time rather than the result of one cataclysmic event?
A. Gideon Mantell
B. William Buckland
C. Charles Lyell
D. Richard Owen

How does continental drift theory explain extinction of organisms?

Energy for use in our cells are stored in the form of

1) chemical bond energy
2) physical energy
3) heat energy
4) mechanical energy

Helium has an atomic number of two because it has two ____________ . A atoms B protons C neutrons D molecules

A type of speciation that involves the development of several species, each adapted to a specific environment, from a common ancestor is called _________.