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
ikadub [295]
2 years ago
9

Certain kinds of shells are always found in rock layers lower than layers with plant fossils. Dinosaur fossils show up only in l

ayers above or with plant fossils. What does this tell you about when these organisms lived?
Biology
1 answer:
zvonat [6]2 years ago
6 0

Answer:

this shows that at one point these animals lived on the surface because there were plants for them to eat

Explanation:

Hope this helps you out!!!

If so please give brainliest <3

You might be interested in
Why is the cell membrane described as selectively permeable?
Lera25 [3.4K]

Answer:

1

Explanation:

3 0
2 years ago
Read 2 more answers
6. When humans first appear on Earth?
vaieri [72.5K]

Answer:

seven million years ago

Explanation:

6 0
3 years ago
The process of creating organisms of the same species
Taya2010 [7]

Sexual Reproduction  

I need more Characters

8 0
3 years ago
Nervous system found in simpler animals like jellyfish.
Flura [38]
<span>The answer is nerve net.

Jellyfish has a nerve net that surrounds its whole body. It makes a series of interconnected neurons that form net-like structure. This net surrounds the whole body of the jellyfish. Some jellyfish may have sensory structures, motor nerve net, and diffuse nerve net. Sensory structures receive environment signals and send them through diffuse nerve net to motor nerve net that activates muscle contractions.</span>
7 0
3 years ago
Which of the following protist groups correctly completes the sentence below?
Schach [20]

Amoeba are the consumers that surround, engulf, and ingest their food.

<h3><u>Explanation</u>:</h3>

Amoeba is a unicellular organism that belongs to the kingdom Protista. This organism are having eukaryotic cells without any cell walls. These organisms have each and every cellular organelle that are needed to perform metabolism.

Amoeba are consumer in mode of nutrition. Whenever they senses some food, they push a part of their cytoplasm packed in cell membrane towards the food to cover it. This process is called pseupodia.

This pseupodia engulfs the food and performs phagocytosis or pinocytosis. This food is covered in a cell membrane inside the cytoplasm which is called the food vacoule or endosome. This then fuses with a lysosome to digest and then the excretory product is let off by the secondary vacoule.

8 0
3 years ago
Read 2 more answers
Other questions:
  • Compare and contrast type 1 and type 2 diabetes
    9·2 answers
  • Nutrients that provide energy include carbohydrates, fats, and vitamins. <br> a. True <br> b. False
    11·1 answer
  • Why is there more nitrogen than oxygen in the air?
    11·1 answer
  • Topsoil is _____.
    12·2 answers
  • In an experiment, the factor that we measure is called the ​
    7·1 answer
  • Whats a amino acid ?
    13·1 answer
  • A microbe is discovered living in an extreme environment near a deep sea vent. The microorganism lacks a nucleus and peptidoglyc
    9·1 answer
  • How does carbon affect your life?
    8·2 answers
  • What if the DNA polymerases only worked during the S phase?
    15·1 answer
  • The light reactions of photosynthesis occur in the __________.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!