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
JulijaS [17]
3 years ago
11

Does caffeine increase the heart rate of an earthworm

Biology
1 answer:
miskamm [114]3 years ago
8 0
The only way to find that out is to invite an earthworm over for a cup of coffee and then check his heart rate after he has finished his coffee.
LOL this an impossible question to answer. 
Hope this helps even though  I know it won't but you can get your daily dose of laughter in for the day!!
You might be interested in
4
patriot [66]

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.

5 0
3 years ago
Read 2 more answers
An unknown plant species has separate male and female gametophytes, and releases spores into the environment. Which of the follo
Gnesinka [82]
The following which poses as the most logical conclusion about the life cycle of this plant is definitely : The plant is a fern, and the gametophyte is its dominant phase. I am pretty sure you will fing this answer interesting. Regards!
5 0
3 years ago
Read 2 more answers
Not all members of a species are the same. Every species exhibit
FrozenT [24]
Every species exhibits variations based on various genes being activated at various times. An example with humans can be eye color or hair color. What species means is that all members of a species can procreate with healthy, capable of procreating progeny, but anything else is just a variation.
3 0
3 years ago
The action of this rudimentary biological level of organization governs all physical and chemical processes in life. ___________
Sladkaya [172]

Answer:

Cell

Explanation:

Cell the essential membrane- bound unit that contains the key particles of life and of which every living thing are formed.

These cells collaborate with other specific cells and become the structure squares of huge multi cell living beings, for example, people and different creatures.

The levels of organization range from a single organelle all the way up to a highly structured hierarchy.cell governs all physical and chemical process in life.

8 0
3 years ago
The meselson-stahl experiment supported which mechanism for dna replication? see section 15.2 (page 320) .
Arte-miy333 [17]
Answer;
DNA replication is semi-conservative.
The meselson-stahl experiment supported the hypothesis that DNA replication is semi-conservative.

Explanation;
The Meselson-Stahl experiment
was an experiment by Meselson and Stahl that proved that the semi-conservative model by Watson and Crick was correct. 
DNA replication is semi-conservative in the sense that the new helices formed after replication contain, one new DNA strand and one old strand from the parent DNA molecule.
6 0
3 years ago
Other questions:
  • The larger value obtained when more glucose carriers were present corresponds to an increase in the rate of glucose transport. E
    9·1 answer
  • Asian Carp effects on biotic factors
    7·1 answer
  • Acrostic poem for star with detail and substance <br><br> S-<br><br> T-<br><br> A-<br><br> R-
    9·1 answer
  • Lancelets and tunicates
    8·1 answer
  • Organisms classified using a dichotomous key are based on A. physical characteristics. B. geographic area. C. behaviors. D .gene
    7·1 answer
  • Use the double-stranded DNA molecule below to answer the following questions. The first pair of nucleotides (bolded) contains th
    5·1 answer
  • Instructions:Drag each statement to the correct location.
    10·2 answers
  • What is the gradual cooling of the body after death?
    14·1 answer
  • Which of the following is the best example of a population?
    12·1 answer
  • Write a short note on tadpole and froglet.<br>please write in long​
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!