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
ratelena [41]
2 years ago
6

A major source of renewable energy in developing countries is _____. *

Biology
2 answers:
Lunna [17]2 years ago
8 0
The Answer is D I only know this because I asked my teacher And she said D
Troyanec [42]2 years ago
4 0
The answer is B. Hope this helps. Please mark Brainliest:)
You might be interested in
What is true about the structure or function of the plasma membrane
frosja888 [35]
The function is it decides which cells come in and out and it’s structure would be the phospholipid bilayer
6 0
3 years ago
Select the correct statement about double fertilization in the angiosperm life cycle. a. Double fertilization results from the f
erastovalidia [21]

Answer:

Double fertilization produces a diploid sporophyte and a triploid endosperm. (Ans. C)

Explanation:

Angiosperm are plants which is known for flowering plant on the earth. The flower is reproductive parts of the angiosperm plant. They are including 4 basic parts of the flower: Carpel, Stamens, Sepals and Petals.

During angiosperm plant reproduction, 2 structure are formed which are known as the Endosperm and a Zygote. Later a Zygote will grow and form a embryo and the endosperm is known for food source of plant embryo. Endosperm and Zygote forming process is known as double fertilization and it is a unique process found in angiosperms.

Steps involved in double fertilization are:

1) The pollen tube processing to release 2 sperm cells into an unfertilized ovule.

2) When one sperm cell fuses with the eggs to the formation of zygote and another sperm fuses with the 2 polar nuclei to the formation of endosperm this process is known as double fertilization.

3) After the completion of double fertilization, a fruit and seed develop.

8 0
3 years ago
Relative to the Jurassic age of dinosaurs, today's carbon dioxide concentration is about
dimaraw [331]
B times lower mark brainiest
5 0
3 years ago
Read 2 more answers
Which of these biological communities has permafrost? A. Tundra B. Grassland C. Desert D Forest​
Leno4ka [110]

Answer:

the tundra biome :)

Explanation:

grass lands aren't very cold

forests aren't cold

the desert is hot

and tundra is super cold

7 0
2 years ago
Read 2 more answers
The heart is a muscle, which must constantly absorb molecules from the blood to produce ATP and continue contracting.
harkovskaia [24]
True I think i’m not sure though but i do know Mitochondria is where ATP is created
8 0
2 years ago
Other questions:
  • How do scientist use probability in genes
    7·1 answer
  •   Which of the following time periods accurately represents the training period of an animal control officer?
    15·1 answer
  • Nuclear lamina is made of _______ filaments.
    8·1 answer
  • How you can tell if the couple who is married had children?
    8·1 answer
  • Describle the route taken by blood from the intestine to the kidney
    13·1 answer
  • Select all that apply.
    10·1 answer
  • The structure of DNA resembles a spiral<br>staircase, also known as a double​
    5·1 answer
  • Explain the concept of functional specialisation and describe two brain areas that exhibit functional specificity
    14·1 answer
  • Which of these are present in both woody and herbaceous stems? (Select all that apply.)
    7·2 answers
  • 4. Penicillin is capable of one of the following. Which one? *​
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!