If an adult dog has 78 chromosomes, the number of chromosomes in a dog’s sperm cell will be

39

Explanation:

Well with humans, each parent has half of the chromosomes that the baby will have, the sperm has half and the egg has the other set. So, I assume that if the puppy doesn't end up with any extra or less chromosome, it will get half of them from the sperm.

it's anything that aren't producers and consumers.

explanation:

you've got to be clear on what "this" is

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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