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
worty [1.4K]
3 years ago
13

Were does animal a come from​

Biology
1 answer:
igor_vitrenko [27]3 years ago
6 0

From single-celled ancestors, they evolved into a riot of complexity and diversity. An estimated seven million species of animals live on earth today, ranging from tubeworms at the bottom of the ocean to elephants lumbering across the African savanna.

You might be interested in
Give brainliest
Kryger [21]

Answer:

Release carbon into the atmosphere through respiration

Explanation:

During cellular respiration the molecule takes in oxygen and glucose. ... Pyruvate is transported into the mitochondria and loses carbon dioxide to form a two-carbon molecule.

5 0
2 years ago
Read 2 more answers
Arteriosclerosis is characterized by
Sav [38]

Answer:

E. thickening of the tunica intima and loss of elasticity in the tunica media.

Explanation:

Arteriosclerosis is characterized by thickening of the tunica intima and loss of elasticity in the tunica media.

4 0
3 years ago
Read 2 more answers
After the ovules are fertilized what happens to the ovary
3241004551 [841]

Answer:ovary develops into fruits

Explanation: fertilization occur after the fusion of a haploid male and female gametes to give a diploid zygote. The male sperm fuses with the female egg in the ovule to give an embryo. For angiosperms the male sex cell is located in the pollen in the anther which is carried to the stigma where the female sex cell is located either of the same plant or different plant. For gymnosperms the male pollen is found in the cone from where it is then transfer to the female cone. The ovule developed into the seeds after fertilization and the ovary develops into fruits.

4 0
3 years ago
Describe two observations a scientist could make about the leaf, cells, and chloroplasts shown.
xxMikexx [17]

Answer:

Leaf cells contain chloroplasts. Photosynthesis happens in the chloroplasts as they hold vitality from the sun. Chloroplasts contain chlorophyll, which influences leaves to seem green.

The tissues of the leaf in the middle of the epidermal cells, into which gases diffuse from the stomata, are called mesophyll. The mesophyll can be additionally separated into two layers, the palisade layer, and the springy layer, both of which are stuffed with chloroplasts, the production lines of photosynthesis.

Explanation:

~_~~_~-.

:-$

6 0
3 years ago
Help please!! I'll name you brainliest!!
Triss [41]

Answer:

sodium can form an ionic bond with fluorine

Explanation:

fluorine is f ;)

this happens because the sodium atom needs to lose an electron so the fluorine electron can join and create the bond.

6 0
3 years ago
Other questions:
  • Changes in the dna sequence that affect the expression of genetic information are called
    8·2 answers
  • How does the story of the scientists
    13·2 answers
  • How do you compare how energy is processed in animal and plant cells??
    5·1 answer
  • Which of the following are parts of a feedback loop?
    7·2 answers
  • What is animals are extinct?
    13·1 answer
  • What are two differences between a rhizoid and a rhizome?
    9·2 answers
  • Adaptive evolution is a permanent change in a trait.
    11·1 answer
  • You examine a cell by electron microscopy and find a molecule on the outside of the cell and in vesicles in the cytoplasm. The m
    10·1 answer
  • A client has diabetes insipidus and receives desmopressin (DDAVP). The nurse completes medication education and evaluates that l
    7·1 answer
  • The myofilaments used during muscle contractions will return to their resting state when the _____ relax.
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!