1. How does a mutation in the DNA affect the way proteins are made?

A) a mutation in the DNA results in miss happen tRNA molecules **
B) a mutation in the DNA results in a chance in the mRNA, but it does affect the protein
C) a mutation in the DNA affects the structure of mRNA, but it does affect the protein
D) a mutation in the DNA changes how the proteins that are made are passed down from parent to child
2. A person who has cystic fibrosis
A) inherited two normal alleles from a parent
B) inherited one mutated allele and one normal allele from each parent
C) inherited two mutated alleles, one from each parent **
D) inherited two mutated alleles from a parent

1. C

2. B
3. A
4. C

100% 4/4. Ark is correct but 4 is C not D.

C

B
A
C

This post is chaotic but yeah Markus is correct for connexus

1. C

2. B
3. A
4. C
Connexus users

Markus is correct

Thanks mark

marks right

I need help on this

Marcus is right 100% thanks

4 is actually C, all the other ones are correct for ark

For Connexus users, where are you actually supposed to get these answers? I don't see them within the assignment.

i need help cause i am actually in 7th and the order might be different

Marcus is correct

There is 5 multiple answer questions and one written question for my cunexus

mark is correct i got 100% with his answers

Two identical DNA sequences undergo a mutation. What type of mutation occurred?

Originals: GCT TAG TCC AGT
Mutations: GCT GAT TCC AGT and GCT TAG CCT AGT
A. translocation
B. insertion
C. deletion
D. inversion

Markus is right about 2,3 but 1 and 4 are wrong

Guaranteed a 100%

The answers are

1. A
2. B
3. A
4. D
Just took the quick check for 8th grade science at INCA

Anonymous is wrong .

1.) C
2.) B
3.) A
4.) D