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
DanielleElmas [232]
3 years ago
12

Were there any extinction events that occurred during the Cambrian period?? Help !!!

Biology
1 answer:
GarryVolchara [31]3 years ago
3 0
Yes. Oxygen crash led to Cambrian mass extinction
You might be interested in
Paul ekman and walter friesen traveled to new guinea to study the meaning of various facial expressions in the primitive south f
konstantin123 [22]

The conclusion they reached was that the six major emotional expressions appear to be universal.

<h3>What are facial expressions?</h3>

Facial expressions are the various movement of the face that shows the emotional state of an individual.

The six major emotional expressions are :

  • anger,

  • happiness,

  • fear,

  • surprise,

  • disgust and sadness.

These are be expressed by any individual in any part of the world.

Therefore, the conclusion they reached was that the six major emotional expressions appear to be universal.

Learn more about emotion here:

brainly.com/question/4692301

#SPJ1

4 0
2 years ago
How can organism's be so unique if the nucleotides making up DNA are all the same between organism's?​
Masja [62]

Every organism is unique, even though the nucleotides making up DNA are all the same, because the structure is different in every organism. In other words, it's just the order in which nucleotides are placed that differs each organism from one another.

4 0
3 years ago
Which describes a difference between the dermis and epidermis?
monitta
The epidermis is the outermost layer of skin and is app. .005-1.5mm thick. it is made up of several different types of cells with keratinocutes being the most abundant.

The dermis is the second layer of skin and is app. .3-3.0mm thick. And basically consists of connective tissue.
6 0
3 years ago
Hi there! Please help me double check my answer and rephrase it to make it shorter but still has all the key elements! [will mar
irga5000 [103]

Answer:

Explanation:

Transcription and translation The information stored in a gene's DNA is transferred to a similar molecule called RNA (ribonucleic acid) in the cell nucleus during the transcription process. During protein synthesis, translation is the process of converting the sequence of a messenger RNA (mRNA) molecule to a sequence of amino acids. The genetic code describes the relationship between the base pair sequence in a gene and the amino acid sequence that it encodes.

5 0
2 years ago
What are curved or spiral shaped bacteria cells
Arlecino [84]
Spirilla are spiral shaped bacteria cells
5 0
3 years ago
Other questions:
  • Jerry tries to manage his stress by tuning in to every sensation in his body, from the itch in his lower back to the flutter of
    15·1 answer
  • What are some nutrients necessary to sustain life that are cycled within a biosphere?
    5·1 answer
  • What Part Of The Brain is Highlighted In The Diagram Below
    12·2 answers
  • why would you predict that females in species with internal fertilization and long periods of gestation would be choosier in sel
    7·1 answer
  • Which of the following is not a possible cause for air pollution?
    13·1 answer
  • During DNA replication, TTAGC becomes ATAGC. This is an example of _____. deletion insertion substitution copying
    11·1 answer
  • What statement best compares photosynthesis and cellular respiration?
    6·1 answer
  • A dysfunctional cell lacks a signal peptidase and is unable to cleave the ER signal sequence from proteins translated in the ER.
    8·2 answers
  • Wer<br>Should both of drinks Wand X be taken off the shelves? Why? *​
    15·1 answer
  • What is the site of cellular respiration ?​
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!