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
maxonik [38]
3 years ago
15

Scientists have found that the existing populations of a certain species of amphibian are small in number, lacking in genetic di

versity, and separated from each other by wide areas of dry land. Which of the
following human actions is most likely to improve the long-term survival of the amphibians?
?
A
Cloning the largest individuals to counteract the effects of aggressive predation
Reducing the population size by one-fifth to decrease competition for limited resources
©
Constructing a dam and irrigation system to control flooding
D
Building ponds in the areas of dry land to promote interbreeding between the separated populations
Biology
1 answer:
ozzi3 years ago
8 0

Answer:

i would say D

You might be interested in
Which of the following has a mass of 40.0 g?
lorasvet [3.4K]
A. 1.34. x 1024 molecules H2O
6 0
3 years ago
Write a short paper that describes a strategy for increasing world food production?
Vitek1552 [10]

Answer:

1. Immunizing children against childhood diseases

- 2. Encourage breastfeeding

- 3. Prevent dehydration from diarrhea by giving mixture of sugar and salt in a glass of water

- 4. Give children vitamin A capsules 2X/year to prevent blindness

- 5. Provide family planning services for spacing children

- 6. Increase education for women, emphasizing nutrition, water sterilization, and childcare.

6 0
2 years ago
What is a mixture in which all the components are evenly spread out?
forsale [732]

Answer:

A mixture is made when two or more substances are combined, but they are not combined chemically. There are two main categories of mixtures: homogeneous mixtures and heterogeneous mixtures. In a homogenous mixture all the substances are evenly distributed throughout the mixture (salt water, air, blood).

5 0
3 years ago
Read 2 more answers
Alpha particles used in the Gold foil experiments are Helium atoms that__?
Harlamova29_29 [7]

Answer:

2. have no negative particle

Explanation:

Helium atoms contains 2 neutrons and 2 protons (or 2 electrons). Thus, it has a mass number of 4 and atomic number of 2.

Alpha particles are heavy and positively charged, which make them to be deflected in a magnetic or electric charge. So, the helium atoms used as alpha particles for the gold foil experiment must have no negative particle.

3 0
3 years ago
The region of molecule b that encodes a polypeptide is 24 nucleotides in length. consider another such molecule with a coding re
vodka [1.7K]
<span>Answer:
   100 amino acids. Each amino acid corresponds to a codon of 3 nucleotides. Therefore, a coding region of 300 nucleotides contains 100 codons and will produce a polypeptide of 100 amino acids in length.</span>
8 0
3 years ago
Other questions:
  • An insect is able to walk across the surface of a pond without sinking because of the_____. A. surface tension of the water B. p
    15·1 answer
  • Which of the following is not one of the classic symptoms of diabetes
    9·2 answers
  • Enzymes are active at which temperature
    15·1 answer
  • What can be used to distinguish one nucleotide from another
    10·1 answer
  • Nitrogen is an essential component for the growth of plants but they cannot take it
    10·1 answer
  • Ecological succession is typically a _______ process through which a developing ecosystem becomes _______ stable.
    13·1 answer
  • In his experiments, Griffith found that when he injected live IIR (not disease causing) bacteria with heat-killed IIIS (disease
    15·1 answer
  • PLEASE HELP, I only have one attempt
    8·1 answer
  • The diagram above suggests that
    15·2 answers
  • Match each description with the appropiate item.
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!