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
Gnoma [55]
2 years ago
5

The circulatory system is an organ system in the body that helps maintain

Biology
2 answers:
alex41 [277]2 years ago
5 0

Answer:

D

Explanation:

KIM [24]2 years ago
3 0
I say b and d because they both indicate about the heart
You might be interested in
QUESTIon in the picture .
snow_tiger [21]
The answer is c)movement of material within earth’s core
7 0
3 years ago
Read 2 more answers
Name three ways that humans benefit from the use of seedless plants
AleksandrR [38]

Answer:

They support life by being the first vegetation to spring up on harsh terrain where soil is scarce. Even when they perish, seedless plants give back to nature. Certain seedless plants like moss and liverworts actually leave behind a layer of fertile soil for other plants when they perish.

Explanation:

Seedless plants have historically played a role in human life through uses as tools, fuel, and medicine. Dried peat moss, Sphagnum, is commonly used as fuel in some parts of Europe and is considered a renewable resource.

6 0
3 years ago
Which of these was the dominant plant group at the time that dinosaurs were the dominant animals? (Activity: Highlights of Plant
Oduvanchick [21]

Answer:

correct option is c) gymnosperm

Explanation:

During the time when dinosaurs were the predominant animal, Gymnosperms was the dominant group of plants

Gymnosperms were the predominant terrestrial plants throughout the dinosaur, cretaceous and Jurassic period. The living Coniferophyta, Cycadophyta and Ginkgophyta gymnosperms are identical in their woody habit and seed growth pattern but are not closely related.

correct option is c) gymnosperm

3 0
2 years ago
Why only 5% of the energy passes from the sun to the tree?
Vlad1618 [11]

Answer:

Only supplies a set amount of energy depending on distance from sun

6 0
3 years ago
List three features of all insects that distinguish them from arachnids and myriapods.
Nat2105 [25]

Answer:

Legs eyes n color

Explanation:

7 0
3 years ago
Other questions:
  • How does a deep ocean current compare to a surface one?
    13·1 answer
  • What instrument is used to measure earthquake waves?​
    11·1 answer
  • Which organelle folds protein
    14·2 answers
  • What provides structure for plants
    13·1 answer
  • 2
    15·1 answer
  • Meiosis produces somatic cells like egg and sperm cells.<br><br> A. True<br><br> B. False
    7·2 answers
  • Which circulation ensures proper levels of nutrients in the blood for newborns through adults?
    8·1 answer
  • Why do volcanoes erupt?
    10·2 answers
  • Cuantos electrones se necesitan para formar una carga de-38 uC sabiendo que la carga de un solo electrón es -1.6x10-19 C​
    6·1 answer
  • What are the primary methods of confirming endotracheal tube placement within the trachea?.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!