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
BabaBlast [244]
3 years ago
6

A jar contains 200 marbles total. Some are black. If you pull 4 marbles out and 1 is black, how many out of the 200 marbles woul

d you guess are black?
Biology
1 answer:
sergij07 [2.7K]3 years ago
7 0
Out of 200 marbles, there are 40 black marbles
You might be interested in
What complementary strand of DNA would be produced from the strand of DNA shown below?<br> TCG GA
mariarad [96]
Complementary pairing goes like this:

A pairs with T and 
C pairs with G. Nothing about this changes unless you get to mRNA (But we won't go into that) :)

So if you have a strand that goes TCG GA then your pairing will look like this:

T A
C G
G C
G C
A T

Hope this helps!! :)
8 0
3 years ago
Read 2 more answers
What are the causes of muscle fatigue? check all that apply.
Pie

Answer:

While exercise is a common cause of muscle fatigue, this symptom can be the result of other health conditions, too.

Causes of muscle fatigue

Addison's disease.

age.

anaerobic infections.

anemia.

anxiety.

botulism.

cerebral palsy.

chemotherapy.

8 0
3 years ago
If something is burned a reaction has occurred <br><br>​
nalin [4]

Answer:

true

Explanation:

When the reactants are heated, the average kinetic energy of the molecules increases. This means that more molecules are moving faster and hitting each other with more energy.

HOPE IT HELPS

4 0
2 years ago
Read 2 more answers
An insect's egg is fertilized internally.<br>true or false?​
NARA [144]

Answer:

False

Explanation:

because internal fertilisation occurs in most bony fish, many reptiles, some cartilaginous fish, most amphibians, two mammals, and all birds. Reptiles and insects produce leathery eggs, while birds and turtles produce eggs with high concentrations of calcium carbonate in the shell, making them hard.

4 0
2 years ago
How can limiting factors (density dependent and density independent) affect a population size?
Scorpion4ik [409]
Density-dependent limiting factors cause a population's per capita growth rate to change—typically, to drop—with increasing population density
4 0
3 years ago
Other questions:
  • If two pea plants are heterozygous dominant for yellow seed color, with green seed color being recessive, what will the pea offs
    11·1 answer
  • What cells were choloroplants present in? What did they look like in various cells?
    10·1 answer
  • What property of DNA does bacterial transformation illustrate.
    14·1 answer
  • Monoglycerides diglycerides and triglycerides are distinguished from one another by the
    6·1 answer
  • Viruses have all of the characteristics of living things EXCEPT
    14·2 answers
  • NEED HELP ASAP PLEASE WITH #44 and #45!!
    10·1 answer
  • Advantages and disadvantages of selective breeding
    5·1 answer
  • 2 paragraphs about interdependence-biology
    14·1 answer
  • Short note sentence describe the terms pure culture and mixed culture​
    10·1 answer
  • All of the following are functions of proteins except?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!