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
Ostrovityanka [42]
3 years ago
11

A fossil is any natural evidence of prehistoric life that provides some idea of the size, shape, or form of the organism. A foss

il does need not to be a whole animal or plant. Broken fragments are also fossils, as are the tracks left behind by the organisms. Fossils provide important evidence of how life and environmental conditions have changed. The fossils found in rock formations of different time periods differ because the environment on Earth has changed.
A paleontologist discovers a rock slab on which the footprints of a Pennsylvania dinosaur are well preserved. What does this fossil tell us about Pennsylvania?

A) rocks used to be really soft
B) you need bone to make fossils
C) animals are preserved as fossils
D) there was a time in Pennsylvania history when dinosaur existed
Biology
1 answer:
ArbitrLikvidat [17]3 years ago
7 0

Answer:

The correct answer is option (D) there was a time in Pennsylvania history when dinosaur existed.

Explanation: A paleontologist discovers a rock slab on which the footprints of a Pennsylvania dinosaur are well preserved. This means that there was a time in Pennsylvania history when dinosaur existed in this area. Here fossil is a fragment of rock on which the footprints of dinosaur is present.

You might be interested in
What is happening in terms of heat capacity
Fantom [35]

Answer:omg

Explanation:

c gvhbnn n

5 0
3 years ago
Given values for density and volume, which formula finds the mass
irinina [24]
Answer: Mass = Volume x Density
5 0
4 years ago
Read 2 more answers
What is the majors metabolic wastes of our body​
Olin [163]

Answer:

They are ammonia, urea, uric acid, and creatinine. All of these substances are produced from protein metabolism.

Metabolic waste is the left over products of both catabolism and anabolism. This waste includes salts, phosphates, sulfates, excess substances, and nitrogenous wastes like urea which are eliminated through urine.

5 0
2 years ago
Explain how prokaryotic and eukaryotic cells are similar
STatiana [176]

Answer:

Like a prokaryotic cell, a eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes, but a eukaryotic cell is typically larger than a prokaryotic cell, has a true nucleus (meaning its DNA is surrounded by a membrane), and has other membrane-bound organelles that allow for compartmentalization of functions.

Explanation:

4 0
4 years ago
2. Members of this kingdom secrete enzymes into their food then absorb the digested matter
Fudgin [204]

Answer:

Fungi

Explanation:

Fungi are an example of saprotrophs i.e. organisms who live and feed on dead organic matter. Saprotrophic nutrition is described as chemoheterotrophic extracellular digestion. It involves the extracellular release of digestive enzymes on the organic matter. The enzymes break down the organic matter into a simpler form, which is then absorbed by the fungus.

4 0
3 years ago
Other questions:
  • What do cells have a plasma membrane please!
    14·1 answer
  • Erve cells nerve cells are long, thin cylinders along which electrical disturbances (nerve impulses) travel. the cell membrane o
    11·1 answer
  • The inner lining of the uterus is known as the: 1 Point A.endometrium B.vagina C.oviduct D.cervix
    8·1 answer
  • Choose the correct order of classifying organisms in the Linnaean system. kingdom→phylum→ class→ order→ genus→ family → species
    5·1 answer
  • Which of the following reactions takes place in red blood cells in the capillaries surrounding the cells of active tissues?
    11·1 answer
  • How does the ocean affects ecosystems?
    9·2 answers
  • Question 9
    9·1 answer
  • Identify which of the blood vessels<br> are blue in color and explain why,
    7·1 answer
  • Combined gas law, A gas balloon has a volume of 106L when the temperature is 318K and the pressure is 1.5 atm. What will its vol
    11·1 answer
  • Apa template about multiple sclerosis
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!