2 years ago

What is observable evidence that earth is surrounded by a magnetic field?

1 answer:

4 0

Answer:

Evidence for these geomagnetic reversals can be found in basalts, sediment cores taken from the ocean floors, and seafloor magnetic anomalies. Reversals occur nearly randomly in time, with intervals between reversals ranging from less than 0.1 million years to as much as 50 million years.

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Which spiders are the deadliest

Rzqust [24]

Technically, the black widow spider is the deadliest spider despite it's size, due to it's overwhelmingly potent venom, which can and will kill a human if no medical attention is sought out for the person bit.

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2 years ago

A chemical mutagen that is structurally similar to a nucleotide but has different base-pairing rules is called a ________.

OLga [1]

Answer:

Nucleoside analog

Explanation:

Nucleoside analogs are the mutagenic chemicals that have a structure that is similar to the normal bases of the nucleotide and thus can be incorporated in the DNA during the process of replication, however as it has different base-pairing rules than the normal nucleotide base it can lead to mutations.
An example of a nucleoside analog is acyclovir which an analog of guanosine.

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2 years ago

What is the result of a mutation during meiosis?

allsm [11]

Answer:

Mutations during meiosis can often lead to disorders, diseases, etc.

Explanation:Let's say that one of the tetrads formed in the first steps of meiosis It doesn't separate and goes on. When making gametes, some will contain the necessary amount of chromosomes while others will not

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2 years ago

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1. Which statement is NOT true?

Vladimir [108]

Answer:

c.Ionic bond is formed between two metals or two non metals.

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3 years ago

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What is the relationship between a protein, the cell, and DNA?

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