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
mina [271]
2 years ago
8

Animal life in the Paleozoic Era included all of the following EXCEPT ____.

Biology
2 answers:
mezya [45]2 years ago
6 0
<span>b. humans</span>

Sponges and invertebrates dominated the seas during the Paleozoic Era. This era is said to have ran about 542 million to 251 million years ago. This was the time when the supercontinent broke and formed new continents. This era is most famous for the "Cambrian Explosion" where life exploded on Earth that started the evolution of arthropods and chordates. <span>

Life mostly flourished in the seas during the Paleozoic Era. This was proven by invertebrate-fossil records found. The most famous was the armored arthropod known as the trilobite. This organism scuttled around the seafloor about 270 million years ago.</span>
Ne4ueva [31]2 years ago
3 0

Answer:

b. humans

Explanation:

hope this helps

You might be interested in
Which structure in this plant cell represents the site of ATP production from photosynthesis?
oksian1 [2.3K]

The plant cell referred to in the question is attached to this answer.

The structure in the plant cell that represent the sites of ATP production from photosynthesis is the CHLOROPLAST; THAT IS OPTION B.

The photosynthesis reaction is divided into two stages, which are the light reaction and the dark reaction. The light reaction takes place in during the day in the presence of sunlight and it is during this period that ATP molecules are formed in the stroma of the chloroplast. During the dark reaction, the ATP produced during the light reaction together with NADPH are used as source of energy and reducing power respectively to manufacture carbohydrate from carbon dioxide.

Download docx
6 0
3 years ago
How might the role of mucous membrane in the lung be similar to the role of the membrane surrounding a normal blood cell?
Eddi Din [679]
Mucous membrane, membrane lining body cavities and canals that lead to the outside, chiefly the respiratory, digestive, and urogenital tracts. Mucous membranes line many tracts and structures of the body, including the mouth, nose, eyelids, trachea (windpipe) and lungs, stomach and intestines, and the ureters, urethra, and urinary bladder.
8 0
3 years ago
BRAINLIEST IF CORRECT I NEED HELP FOR BETTER GRADES 65 POINTS
Bingel [31]

Answer:

rhizoids are not part of a vascular plant

8 0
2 years ago
isabella works for an environmental safety group. her group wants to answer the question “to what lengths must we go to protect
postnew [5]

Answer:

In this case, the question asked is "To what lengths must we go to protect plants and animals?", which is not specific and cannot be used for scientific research.

The ecological researches for the safety of the environment involves the protection of the plants and the animals on the basis of their number and vulnerability to extinction. Almost all the length of the plants are ecologically important and can decrease in number due to the changes in the environment, the length is not a parameter to determine the protection boundary.

6 0
2 years ago
Looking through a microscope, you see a cell forming a cell plate during cytokinesis. Which cell are you looking at? A) Human ne
ANTONII [103]
Based on the scenario, it would be most likely that you're looking at : C. xylem cell of a rose bush

Only plants formed a cell plate during cytokineses. From the options above, only xylem is the parts of a plant

hope this helps<span />
3 0
3 years ago
Read 2 more answers
Other questions:
  • You want to know about the population dynamics of the earthworms you plan to put into your compost bin. You get a shipment of 25
    10·1 answer
  • Enzymes are made of protein and a non protein therefore they can not be denatured? True or false?
    13·1 answer
  • Please help quick!
    9·1 answer
  • Which is the best example of a scientific discovery resulting from new technology?
    13·2 answers
  • Holes drilled several kilometers into earths crust provide direct evidence about earths interior in the front of
    9·1 answer
  • Which of the following would be of most importance to goblet cells and other glandularepithelium?A) lysosomes B) microvilli C) m
    11·1 answer
  • How do we get the glucose we need to power our cells? a. Breathing b. Exercising c. Eating d. Drinking water
    5·1 answer
  • What are 3 differences between Mercury and<br> Mars?
    11·1 answer
  • What is a DEPENDENT variable? A. the group under normal conditions that is not experimental B. the variable that is changed and
    5·1 answer
  • Need Help). Question 1): Photosynthesis and cellular respiration are often described in two ways: 1) they are chemically opposit
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!