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
Aloiza [94]
2 years ago
8

Which animal phylum was the first to develop a dorsal nerve cord a backbone?

Biology
1 answer:
VLD [36.1K]2 years ago
4 0

Answer:

Chordates?

Explanation:

You might be interested in
Darwin's theory of natural selection is based on the following 4 statements. Using either lactose intolerance or blood types, ex
sasho [114]

Answer:

B

Explanation:

8 0
4 years ago
Even though Lebron is a great basketball player, he only won 1 championship ring. Not winning is making him depressed and theref
mylen [45]

Answer:

Endocrine and Cardiovascular system

Explanation:

Excess fat intake leads to different health hazards. They affect the body and cause lipids to clog the arteries thereby preventing blood from quickly delivering oxygen to the body parts.

Excess fat intake causes fatty pancreas and decreases its function.

It also causes series of cardiovascular diseases such as heart attack; elevated cholesterol/atherosclerosis,abnormal heart rhythms, hypertension, stroke etc

6 0
3 years ago
Scrie 5 regulii pentru un schelet sanatos va rog repede dau coroana la prima raspuns
DIA [1.3K]

Answer:

uhm english please

Explanation:

7 0
3 years ago
What is happening to the cell in diagram B?<br><br>​
nikklg [1K]

Answer:

Explanation:

B

6 0
3 years ago
Read 2 more answers
Which structure holds the genetic information (DNA) for the cell?
Dimas [21]
The Nucleus,

It stores the DNA and controls the cell
8 0
3 years ago
Read 2 more answers
Other questions:
  • Is/are used in chronic pain management, to treat attention deficit hyperactivity disorder, and as a treatment for bedwetting. be
    6·2 answers
  • What is the precursor of vitamin d made in response to uv light?
    12·1 answer
  • Simple exocrine glands are found in the ___ glands in dogs.
    11·2 answers
  • Which of these is the best reason for doing more background research after making an observation and before forming a hypothesis
    11·2 answers
  • Difference between symbolic and parasitic bacteria<br><br>​
    12·1 answer
  • Consider two ocean waves A and B. A has an amplitude of 5 Units and B has an amplitude of 12 units. Compare their energy
    13·1 answer
  • I) Explain how the biochemical reaction can still occur if the blood sugar level is lower
    15·1 answer
  • Which diagram best illustrates the flow of energy in an ecosystem?
    15·1 answer
  • Are mammals vertebrates or invertebrates?<br> A. Vertebrates<br> B. Invertebrates
    7·2 answers
  • What are the names of the sugars that form the main part of their nucleotides​
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!