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
DanielleElmas [232]
2 years ago
12

Question 13 of 34

Biology
1 answer:
Gemiola [76]2 years ago
7 0

Answer: A) Hydrogen Bond

Explanation:

A hydrogen bond occurs when a hydrogen (H) is covalently bound to a more electronegative atom or group forms an electrostatic attraction to another electronegative atom bearing a lone pair of electrons. This is possible due to the polarity of the H-electronegative atom bonds.

You might be interested in
Photosynthesis Puzzle #3
Radda [10]

Answer:

They all have cholorophyll

Explanation:

Or we can say they carry out photodynthesis and make food.

See, all the pictures are green, this green pigment (colour ) is cholorophyll.

The first, second and fourth are pictures of leaves [which makes food] and the third picture is a illustration of the mitochondria.

Hope it helps!

8 0
3 years ago
Read 2 more answers
The outermost membrane of a euglenid chloroplast is thought to have been derived from what part of an original host cell that en
Gemiola [76]

The plasma membrane of the enveloped alga cell serves as the source of the apicoplast's second outermost membrane.

<h3>Where did all chloroplasts come from?</h3>

Chloroplasts were first established in eukaryotes through an endosymbiotic relationship with a cyanobacterium; they later spread through the evolution of eukaryotic hosts and the subsequent engulfment of eukaryotic algae by formerly nonphotosynthetic eukaryotes.

<h3>How did eukaryotic cells develop mitochondria and chloroplasts?</h3>

Chloroplasts and mitochondria most likely developed from engulfed bacteria that once existed as autonomous organisms. An aerobic bacterium was eventually swallowed by a eukaryotic cell, which later established an endosymbiotic bond with the host eukaryote and gradually transformed into a mitochondrion.

To know more about cell visit:-

brainly.com/question/3142913

#SPJ4

5 0
1 year ago
You would like to know whether the progeny of a pair of mated fruit flies are distributed among the resulting four phenotypic cl
Effectus [21]

Answer:  

C. The differences between the observed and expected counts are too large to be attributed to chance.

Explanation:

The p-value of the statistic represents the chance that the observed count is based on luck or chance. When p value too high, the research can't be used since the chance that its not represent real condition are too high. Most researchers use 5% (0.05) as the cutoff of something called statistically significant. In this research, the p-value is 0.04 or 4%, so it is statistically significant.

3 0
3 years ago
Which of the following can cause excess growth of algae in water
Masja [62]

Answer:

Nutrient pollution is the process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae. Nutrients can run off of land in urban areas where lawn and garden fertilizers are used

Explanation:

4 0
3 years ago
Complete the sentence. The DNA strands are coiled around ________. This allows DNA to be packaged very efficiently.
Pepsi [2]

Answer:

a. Proteins

Explanation:

Chromosomes are made up of DNA tightly coiled many times around proteins

3 0
3 years ago
Read 2 more answers
Other questions:
  • Which part of a cell allows nutrients and other materials to enter or leave the cell
    15·2 answers
  • How many different forms of lipids are commonly found in food?
    14·1 answer
  • Most food chains have four or five links, with each link representing a feeding step. Organisms are placed into a food chain acc
    12·1 answer
  • People once believed that all planets and stars orbited around
    5·2 answers
  • When recombinant DNA is inserted into the genome of a host organism, what's created? A. A genetic marker B. A restriction enzyme
    13·2 answers
  • in humans, the allele for hemophilia, h, is recessive. which is true of a woman with the genotype xhxh? a. the woman and all of
    7·2 answers
  • Which of the following scenarios of reproduction is most likely to form diverse offspring?
    14·1 answer
  • Help, needed. Its for a grade and im confused.
    5·2 answers
  • Help please I have a time
    13·2 answers
  • Which one of the following records the distance traveled by a vehicle?
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!