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
7nadin3 [17]
3 years ago
12

4

Biology
2 answers:
Gwar [14]3 years ago
6 0

Answer is Mammals first appeared Dinosaurs had become extinct.This statement is true.

patriot [66]3 years ago
5 0

Answer:

Mammals first appeared

Explanation:

The dinosaurs became extinct one million years after the Cenozoic era started. The mammals first appeared as the modern culture first appeared in that era.

You might be interested in
*PLEASE ANSWER* How can someone live smarter to reduce his/her carbon footprint? a.) live in a smart community b.) buy inefficie
Ymorist [56]

Answer:

a.) live in a smart community

Explanation:

A standard incandescent light burns through 50 watts of electricity per hour. Replacing an incandescent bulb with an LED bulb can save 6 tons of household emissions per year. Saving 6 tons of carbon emissions is the same as reducing your gas consumption by 700 gallons. (proving b wrong)

you can help reduce your carbon footprint and other greenhouse gases by using energy-efficient home appliances since they have lower emissions of harmful gases into the environment. (proving c wrong)

5 0
3 years ago
Read 2 more answers
The most nutrient-poor soils are found in _____ biomes.
amm1812
   I believe it is tundra.
3 0
3 years ago
Read 2 more answers
What is government ? ​
Art [367]

Answer:

here is your answer↓:)

the group of people with the authority to govern a country or state; a particular ministry in office.

Explanation:

hope it helps!

6 0
2 years ago
Read 2 more answers
Cyclin B1, a key cell cycle regulatory protein in vertebrates, is mostly cytosolic before mitosis. Early in mitosis, however, th
Ludmilka [50]

Answer:

Phosphorylation within the nuclear export signal interferes with the function of the  signal.

Explanation:

In biochemistry, phosphorylation is the addition of a phosphate group (PO4) to a protein or other molecule. Phosphorylation is a major player in protein regulation mechanisms, preventing protein-catalyzed reaction product from accumulating in the body causing problems.

However, in some cases phosphorylation may cause nuclear accumulation of a protein in the nucleus of the cell. An example of this is the protein shown in the question above. In this case, phosphorylation in the nuclear export signal interferes with the signal function, resulting in protein accumulation in the nucleus.

4 0
3 years ago
What scientist published their theory with compelling evidence for evolution in 1859 in their book on the orgin of species?
ICE Princess25 [194]
Charles Darwin if I'm not mistaken
6 0
3 years ago
Other questions:
  • Which of the following is a characteristic of a typical carbon atom?
    7·2 answers
  • Which cell organelles are most closely associated with energy changes in a plant? 1. Mitochondria and Chromosomes 2. Chloroplast
    14·1 answer
  • Protein synthesis can occur on the rough endoplasmic reticulum (ER) but not on the smooth ER.
    9·1 answer
  • The aurora borealis is caused by the _______ which is a part of the thermosphere
    7·2 answers
  • Calculate the minimum number of nucleotides required in the coding region of the LDS2B mRNA molecule to produce and terminate th
    15·1 answer
  • A scientist discovers that a soil bacterium he has been studying produces an antimicrobial that kills gram-negative bacteria. Sh
    15·1 answer
  • Which is the correct order of processes that occur for water to move from a lake to a cloud and then turn into rain?
    9·2 answers
  • What are some presumptive<br> tests for blood?
    15·1 answer
  • Which describes the number of people who die per one thousand individuals in a population per year?
    6·2 answers
  • which statement is true about the evolution of maximum body mass of mammals after the cretaceous-paleogene mass extinction?
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!