1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Romashka [77]
3 years ago
14

Which statements correctly describe theories? Check all that apply.

Biology
2 answers:
kkurt [141]3 years ago
5 0
Theories are a collection of scientific data that is generally accepted and reproducible. Theories are a result from several repeated experiments, but theories are not based on a single hypothesis. Several hypotheses are tested and appraised to become a well accepted theory. Theories may also be revised over time and can predict what may happen in the future. On the other hand, theories are not proven facts.
Archy [21]3 years ago
4 0

The correct answers A, C, and D.

A. Theories result from several repeated experiments. B.   Theories explain observations and hypotheses.  D. Theories may be revised over time.

You might be interested in
What types of resources might offspring compete for and with whom?​
sattari [20]
Adult films especially the actor Lana rhoades
3 0
3 years ago
which statement best describes the molecular structure of protein, along with one of the functions of proteins? it is a straight
arlik [135]

Answer: It is a complex, folded chain that helps regulate cell processes". The monomers of a protein are amino acids. Many amino acids form a long linear chain to become peptides which is the primary structure of a protein molecule.

Explanation:

7 0
3 years ago
Read 2 more answers
Meiosis II is ______________________ division which produces _______________ nuclei in _____________________ cells for a total o
tresset_1 [31]

Meiosis II is reduction  division which produces four nuclei in 4 haploid cells for a total of four nuclei.

Explanation:

Meiosis 2 is the second phase of meiosis in which each diploid cell gives 2 haploid cells forming four haploid cells. It takes place in eukaryotic cells in gametes or germ cells. Sister chromatids separate in meiosis 2.

It comprises following stages:

prophase II : nuclear membrane breaks down as chromosome condense. spindle fibres get formed and microtubules prepare to grip chromosome.

metaphase II : The chromosomes are lined at metaphase plate.

Anaphase II: the sisters chromatids gets pull apart.

telophase II : nuclear memebrane is formed around each pair of chromosomes, decondensation of chromosomes occur and cytokinesis follow making four haploid cells.

8 0
3 years ago
Which gas is increasing and what effect does it have on the earth?​
kondor19780726 [428]

Answer:

the level of carbon dioxide in Earth's atmosphere has been rising consistently for decades and traps extra heat near the surface of the Earth causing temperatures to rise

4 0
2 years ago
Use the following words and phrases to answer the questions below with the best possible answer. Some phrases will be used MORE
a_sh-v [17]

1. secondary succession

2. primary succession

3. climax community

4. pioneer species

5. secondary succession

6. succession

7. N/A

8. N/A

im doing this rn too lol, i only have a few i need help with 7. hopefully someone else has 7&8 but these are real answers 100% !

4 0
3 years ago
Read 2 more answers
Other questions:
  • The acronym that stands for habitat destruction, invasive species, pollution, human population, and overharvesting is
    13·1 answer
  • Why does every one have cells
    13·1 answer
  • A newly discovered gene has two aleles a and a scientists hypothesize that the alleles show incomplete dominance
    7·1 answer
  • On a roller coaster, when does the car have potential kinetic energy and when is energy transferred
    15·1 answer
  • The egg cells of a horse contain 32 chromosomes. how many chromosomes are in the horse's liver cells?
    8·1 answer
  • Which has prokaryotic cells
    14·2 answers
  • How can your digestive system fit inside your body?
    15·1 answer
  • I neeeeedddddddd helpppppppp
    11·1 answer
  • What characteristics do plants and animals have that increase their chances of reproduction?
    14·1 answer
  • Which of the following best describes the physical structure of a gene?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!