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
ycow [4]
3 years ago
9

Which animals are the oldest vertebrate fossils?

Biology
1 answer:
bezimeni [28]3 years ago
8 0

Answer: Armored fish

Explanation:

The earliest known fossil vertebrates were heavily armored fish discovered fish in rocks from the Ordovician period.

The fossils shows the path from the early aquatic life to the vertebrates, vertebrates to mammals.

The fossils shows that it is vertebrate and are the oldest known fossil ever known. The fossils of the animals and plants helps to known the behavior of the past time and based on that research and study is done.

You might be interested in
An animal that does not have the traits to adapt to its surroundings will?
Gennadij [26K]
<h2>It may become endangered </h2>

Explanation: <u><em>If organisms cannot adapt to the changes in their ecosystem, they may move to another location. If they will not move, the species may become threatened, endangered, or extinct. Under an evolutionary phenomenon called relaxed selection, traits that were advantageous in one time and place become obsolete in another. Traits that aren't actively maintained by natural selection tend to become smaller or less functional over time, studies suggest.</em></u>

7 0
3 years ago
Recent research on men indicates greater muscular strength is associated with lower rates of death from all causes, including ca
Lera25 [3.4K]

Answer:TRUE

Explanation: Increased muscular Strength develops from increased Physical and aerobic exercise and activities,it has been established that physical activities like running, swimming,jogging, skating etc all have impact in Building one musculoskeletal Strength and it also helps to improve aerobic respiration which in turn will help to burn all excess FATS and CHOLESTEROL levels which has been attributed to major chronic health conditions,CANCER,HIGH BLOOD PRESSURE, HYPERTENSION etc.

7 0
3 years ago
Describe atmosphere in ur own words pls
Sergeu [11.5K]

Answer:

read below !

Explanation:

it's basically the layers from the earth's crust, all the way out to space. there are 5 layers in all, and they all protect earth from the things in space, and the suns rays. it keep gravity in, and things like that !!

i hope this is what you meant, and that it helped!! :)

8 0
2 years ago
Factors that can increase mutation rates are _____.
aliina [53]
I think the correct answer from the choices listed above is the last option. Factors that can increase mutation rates are the UV rays. Different types of radiation cause different types of genetic changes. Ultraviolet (UV<span>) </span>radiation<span> causes point </span>mutations<span>. Excess exposure can risk one's well being.</span>
8 0
2 years ago
Read 2 more answers
A parents traits are inherited by offspring in the form of dna carried on
Ronch [10]

Answer:

Is this a true or false question? If so, this statement is true.

Explanation:

4 0
3 years ago
Other questions:
  • If you are exposed to the noise of a jack hammer in your work, you are particularly susceptible to a __________ hearing loss. co
    8·1 answer
  • 1. After examining the DNA of different organisms, which of the following did Erwin Chargaff conclude about the four bases?
    14·1 answer
  • Briefly describe why all burners must be turned off before any developing chambers are prepared
    13·1 answer
  • Why do plants have leaf hairs?
    13·2 answers
  • Many microbes capture the energy in light and use it to synthesize ATP and reducing power (e.g., NADPH). When the ATP and reduci
    11·1 answer
  • The populations living on a rough, steep mountain would have a higher rate of speciation than this living in a large, open grass
    14·1 answer
  • ⚠️⚠️⚠️⚠️ Identify the correct statement about the diagrams about ⚠️⚠️⚠️⚠️
    5·1 answer
  • Which animal adaptation happened before the others?
    5·2 answers
  • During DNA replication, what occurs?
    9·1 answer
  • The Fresh Kills Landfill is in the process of becoming a park. Some of the leftover gas underneath the landfill will be burned f
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!