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]
3 years ago
15

According to the concept of punctuated equilibrium, the "sudden" appearance of a new species in the fossil record means that ___

_
Biology
1 answer:
jek_recluse [69]3 years ago
3 0
Do you have different answers that go with the question?
You might be interested in
Describe and the explain the changes in blood lactic acid and concentration shown in the graph || guys someone please help i’m f
7nadin3 [17]
During the exercise period (10-15min) the blood lactic acid concentration increases to about 13.2 mmol/dL (same units as on graph) as the individual is having problems keeping up their aerobic respiration. After 15min, they stop exercising and the lactic acid concentration starts to return to normal as their body is able to take in enough oxygen and catches up with the excess lactic acid, metabolizing it into CO2 and H2O. The period between 15-20 min shows the fastest reduction in concentration.
3 0
3 years ago
Glycolysis is classified as an anaerobic process. What does it indicate
zloy xaker [14]
It indicates that glycolysis doesn't involve oxygen in its process unlike aerobic process.

Glycosis helps to process glucose to pyruvate in many cellular respiration procedure.<span>
</span>

Cellular respiration is also considered a part of the metabolism process. This process actually helps in carrying the oxygen through the blood.<span> 
Two types: Anaerobic and aerobic respiration 
Anaerobic respiration doesn't use oxygen during its respiration process while the aerobic respiration uses oxygen.</span>
3 0
4 years ago
In water snakes, body color is controlled by two alleles that display incomplete dominance. Snakes with the BB genotype are brow
Rainbow [258]

Answer:

Phenotypic ratio= 1 Brown : 1 Gray

Explanation:

Genotype of brown snake= BB

genotype of gray snake= Bb

A cross between brown (BB) and gray (Bb) snake obtains progeny in following phenotypic ratio= 1 Brown : 1 Gray

Here, the heterozygous parent, gray snake (Bb) forms two types of gametes in 1:1 ratio while the homozygous dominant parent, brown snake (BB) forms only one type of gamete.

4 0
4 years ago
Which class of molecules functions as chemical signals?
omeli [17]
A hormone is a molecule that functions as a chemical signal. A hormone is a chemical released by a cell or a gland in one part of the body that sends out messages that affect cells in other parts of the organism. Endocrine hormone molecules are secreted (released) directly into the bloodstream. !
7 0
3 years ago
Read 2 more answers
Y = 9 - 2x; (-2, 5)​
Nana76 [90]

Answer:

Explanation:

y=9-2*(-2)

y=9+5

y=14

the point should not be like (-2,5)

5 0
3 years ago
Read 2 more answers
Other questions:
  • The graph above was made by a South American biologist in the country of Brazil, after a long study on parrots. About 200 years
    13·2 answers
  • Why does the cell use proteasomes or lysosomes to destroy misfolded proteins or proteins that are no longer needed? Destruction
    8·1 answer
  • Where does the energy for human metabolism come from
    10·1 answer
  • Women readily develop lower body fat around the hips and thighs and men readily develop central body fat around the abdomen. Thi
    8·1 answer
  • Which of the following grouping below is NOT a group of organ systems?.
    13·2 answers
  • Animals are also heterotrophic. how do fungi differ from animals in the way that they obtain food
    7·1 answer
  • A friend comes to you extremely agitated and says her husband beat her last night.She says she doesn't know what to do.You Can S
    15·1 answer
  • What is this data saying?
    13·1 answer
  • 3. When a single-celled organism splits into 2 new organisms it is called _________________. *
    5·2 answers
  • The formation of clouds is caused by which of the following?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!