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erastova [34]
3 years ago
11

Living organisms that have cells that do not have nuclei (no brain)are called

Biology
1 answer:
Radda [10]3 years ago
3 0

Answer:

prokaryotic: Small cells in the domains Bacteria and Archaea that do not contain a membrane-bound nucleus or other membrane-bound organelles

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How many nonbonding electrons are on each nitrogen atom?
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In dogs, black fur (B) is dominant over yellow fur (b). A heterozygous black dog is matted with a yellow dog. Do a Punnett squar
galben [10]

Answer:

The results will be 50% heterozygous black dogs and 50% yellow dogs.

Explanation:

A punnet square can be described as a diagrams which predicts the outcomes of a cross being made.

A dominant trait can be described as the trait that dominates and masks the effect of the recessive trait. A recessive trait can be described as a trait that gets suppressed by the dominant trait.

When the two alleles of a gene are similar for a trait, they are said to be homozygous. When the two alleles of a gene are different, they are termed as heterozygous.

A cross between the heterozygous black fur dog with a yellow fur dog will show that there are 50% chances that the offsprings born will be heterozygous black as one of the parents or there is a 50% chance that they will be yellow as the recessive parent dog.

7 0
3 years ago
Birds, insects, and many reptiles excrete nitrogenous waste in the form of uric acid, which _____. is not very toxic compared to
attashe74 [19]
Reduces water loss compared to other nitrogenous wastes but requires more metabolic energy to produce

Mammals excretes urea as the primary nitrogenous waste product. On the other hand birds, and reptiles excretes uric acid as the primary nitrogenous product. They are called uricothelics because they can convert ammonia to uric acid. Uric acid is a compound similar to purines. This is produced through a complex metabolic pathway thay cost high energy. However it has advantages such as reducing water loss.
5 0
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What is lost to the environment at each of the trophic levels of this ecosystem?
quester [9]

Answer:

90% of energy

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8 0
3 years ago
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