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anygoal [31]
3 years ago
14

Subatomic particle that determines the identity of the atom ?

Biology
2 answers:
faltersainse [42]3 years ago
6 0

your answer is d - proton good luck on ur test :)

Marta_Voda [28]3 years ago
4 0

Protons have a positive charge. The number of protons in a nucleus determines the identity of the atom (element) and this number is called the atomic number.

D. Proton

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The species of which of these groups show neither wings nor antennae? Crustaceans/ Insects/ Arachnids
kondaur [170]
The answer is Arachnids.


Crustaceans, Insects, and Arachnids belong to the phylum Arthropoda.
Of mentioned characteristics, most of the Insects have both wings and antennae. Remember all butterfly, bees, beetles, etc. Crustaceans (crabs, lobsters, shrimp, etc) have antennae, but they have no wings.

Thus, the only group of the mentioned that shows <span>neither wings nor antennae is Arachnids. Arachnids include scorpions, spiders, ticks, etc. and as it is known, these groups have neither </span><span>wings nor antennae.</span>
6 0
3 years ago
Read 2 more answers
When sodium enters the neuron via chemically gated sodium channels, the membrane will depolarize. therefore, the membrane potent
Korvikt [17]
........... the membrane potential will become more POSITIVE.
A membrane become depolarize when sodium enters the neuron via chemically gated sodium channels, this means that, the membrane become more positive when sodium ions diffuse into the cells.<span />
8 0
3 years ago
Which descriptions apply to prokaryotic cells? Check all that apply.
tester [92]

Answer:

1. Are usually single-celled.

2. Do not contain membrane-bound organelles

3. Have DNA located in cytoplasm

Explanation:

Prokaryotic cells are single-celled organisms which have the following characters:

1. They lack a true nucleus and hence, they do not have their genetic material enclosed in a nuclear membrane-bound nucleus, rather it is present in the cytoplasm.

2. They lack all the membrane-bound organelles such as mitochondria, endoplasmic reticulum, etc.

3. They are usually. very small in size and hence are microscopic.

Examples include all the bacterias.

6 0
3 years ago
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The amount of water vapor in the air is known as the _______.
Kazeer [188]

Answer:

C

Explanation:

3 0
3 years ago
Which of these occurs in sexual reproduction but not in asexual reproduction?
Kay [80]

Answer:

First option is the correct one.

Explanation:

Asexual reproduction produces offspring that are genetically identical to the parent because the offspring are all clones of the original parent. A single individual can produce offspring asexually and large numbers of offspring can be produced quickly.

7 0
2 years ago
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