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
Misha Larkins [42]
3 years ago
5

URGENT!!!!!

Biology
1 answer:
mariarad [96]3 years ago
6 0
The Mesozoic Era lasted more than 180 million years. During this time, many modern forms of plants, invertebrates, and fishes evolved. On land, dinosaurs were the dominant animals, while the oceans were populated by large marine reptiles, and Pterosaurs ruled the air.
You might be interested in
When a sperm and egg cell combine, the new cell called a zygote contains:
diamong [38]

Answer:

2, 23 pairs

Explanation:

it is honestly the only one that makes sense

5 0
2 years ago
Cells must move materials through the _______ and throughout the ______ to maintain _______. Movement of substances is regulated
Irina18 [472]

Cells must move materials through the {membrane} and throughout the {cytoplasm} to maintain {homeostasis} Movement of substances is regulated because membranes are {semi} permeable. Membranes are {phospholipid} bilayers that contain embedded {proteins} The cells external environment and cytoplasm are aqueous, meaning that solutes such as {salt}are dissolved in a solvent called {water} Water may travel slowly through the membrane by {osmosis} or quickly through protein channels called {aquaporins}

6 0
2 years ago
When does cell differentiation occur?
enot [183]
D) when cells are express different genes
7 0
3 years ago
Read 2 more answers
Drag the tiles to the correct boxes to complete the pairs. what do the variables in the hardy-weinberg equation represent?
lyudmila [28]

Answer: p2 + 2pq + q2 = 1

p2 = homozygous dominant gene

2pq = heterozygous gene

q2 = homozygous recessive gene

8 0
2 years ago
Lactic acid fermentation occurs in
Wewaii [24]
Lactic acid formation occurs in B) The yeast cell.
8 0
3 years ago
Other questions:
  • What grows inside the structure pictured below?
    10·2 answers
  • A hypertonic solution:_______. a hypertonic solution:_______. will induce cell swelling will induce no net movement of water wil
    8·1 answer
  • Excessive loss of bone volume and mineral content associated with aging is
    12·1 answer
  • How does the use of fossil fuels relate to human population growth? *
    6·1 answer
  • Are better at transporting water because they are wider and have less obstructions.
    12·1 answer
  • In one experiment Lederberg used Gal and Gal– strains of E. coli. One half of a plate that contained medium with galactose as th
    15·1 answer
  • How many planets are there?
    14·2 answers
  • 5
    5·1 answer
  • What is the medullary index for an organism that has a medulla width of 2cm and hair shaft width 4cm? Is this organism human or
    9·1 answer
  • [GT.02]Which of these qualities helps scientists to choose appropriate methods to date fossils?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!