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faltersainse [42]
2 years ago
10

How do you tell if a dog is pregnant?

Biology
2 answers:
nasty-shy [4]2 years ago
5 0
During the first 2-3 weeks you will not see any physical signs. Look at your dog's nipples, for if it is pink, that may be an indication. Be sure to observe your dog's body and it's weight.
Ipatiy [6.2K]2 years ago
3 0
<span>Your dog can have a blood test at around 28 to 30 days gestation. Your vet will try to determine pregnancy by checking for a hormone called relaxin. However, if your dog is pregnant with a small litter (one or two puppies), the blood test may result in a false negative </span>
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In a reaction that proceeds in the forward direction spontaneously, which has more free energy, the reactant or the product?
asambeis [7]

Answer:

For chemical reactions where the free energy of the reactants is much greater than the free energy of the products (DGo' < 0), the reaction proceeds spontaneously and the net result is a large ratio of product to reactant (large Keq).

Explanation:

6 0
2 years ago
Adapted from images courtesy of NIH and Wikipedia.
Maksim231197 [3]

Answer:

Nucleus

Explanation:

It is enclosed by a nuclear membrane perforated by numerous pores. It regulates the activities of the rest of the cell. It contains chromosomes which carry the hereditary materials. One or more densely staining bodies called nucleoli is present in the nucleus. It is site for synthesis of ribosomes

4 0
2 years ago
Read 2 more answers
The following statements pertain to the development of the theory of the structure of DNA. Match the statement with the appropri
Mila [183]

Answer:

The correct answer will be-

1. Observation-option B.

2. Hypothesis-option A.

3. Experiments- option C.

Explanation:

A scientific method involves various steps to explain a natural phenomenon of nature. It begins with making an observation which leads to asking the scientific question. The researcher does background research and proposes a hypothesis which could be tested through experiments. The experiments could prove or disprove the hypothesis based on the results.

In the given question the observation made is an equal amount of A and T and G and C are observed. It leads to a hypothesis which shows that this could have happened due to the winding of two strands of DNA and the experiments was performed through X-ray diffraction pattern.

Thus, the selected options are the correct answer.

5 0
3 years ago
Just an easy one for points I guess
ASHA 777 [7]

Answer:

atom, its the only thing that does not match with the others with are cell involved

Explanation:

3 0
2 years ago
You hear that life expectancy in the united states is now approximately 80 years. what does that imply about how long you will l
Gnom [1K]
If i follow in her footsteps, i can also be healthy and live up to 80 years old. So i guess it can be a win win
4 0
3 years ago
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