Question

What is a nitrogenous base?
A. A molecule that combines nitrogen with an alkaline metal
B. A nitrogenous molecule that combines with other elements with a hydrogen bond
C. A nitrogenous molecule that is combine with small amounts of sugar
D. A molecule that combines nitrogen with other elements

Answer 1

@Destinymasha

Answer 2

A nitrogen base is a molecule that is combined with small amounts of sugar

Answer 3

ohhh. okieeee

Answer 4

A bacteriophage is a virus that attacks and reproduces itself inside

A. the cell wall.
B. other viruses.
C. bacteria.
D. the nucleolus.

Answer 5

destiny?:(

Answer 6

remember the 1st question?

Answer 7

ye

Answer 8

A bacteriophage is a virus that infects and replicates within bacteria

Answer 9

how does that work exactly?

Answer 10

haha - idk, its amazing :}

Answer 11

http://en.wikipedia.org/wiki/Bacteriophage

Answer 12

hahahha :P


What controls cell biochemical pathways?
A. Carbohydrates
B. Fats
C. Lipids
D. Proteins
d...?

Answer 13

yes sir :}

Answer 14

well technically, enzymes - but they are made of proteins

Answer 15

awesomeeee

During his experiments to find a cure for pneumonia, Frederick Griffith discovered that one strain of bacteria had been transformed into another. Griffith called this process

A. mutation.
B. photosynthesis.
C. protein synthesis.
D. transformation.
i have no clue...

Answer 16

do you know what a mutation is?

Answer 17

a.

Answer 18

yeah i misread...

Answer 19

a mutation is the changing of the structure of a gene --and yes, you're right :P
-its fine

Answer 20

yaysies :P

Answer 21

lol

Answer 22

In a double helix, what holds the two DNA strands together?
A. A Hydrogen bond that forms between adenine and guanine
B. A hydrogen bond that forms between thymine and cytosine
C. Hydrogen bonds that form between adenine and guanine and between cytosine and guanine
D. Hydrogen bonds that form between adenine and thymine and between cytosine and guanine
i think D..?

Answer 23

-wait a second --for the one before this one............

Answer 24

let me read again

Answer 25

what..?

Answer 26

I actually think its a transformation --sorry

Answer 27

okie its fine

Answer 28

''transformed into another'' - ok

Answer 29

for its D

Answer 30

so its

Answer 31

yes

Answer 32

wait for this one?

Answer 33

okie

In a double helix, what holds the two DNA strands together?
A. A Hydrogen bond that forms between adenine and guanine
B. A hydrogen bond that forms between thymine and cytosine
C. Hydrogen bonds that form between adenine and guanine and between cytosine and guanine
D. Hydrogen bonds that form between adenine and thymine and between cytosine and guanine

Answer 34

i believe its D - The base pairs in DNA are adenine with thymine and cytosine with guanine.

Answer 35

if you need more help on that : http://science.howstuffworks.com/life/cellular-microscopic/dna1.htm

Answer 36

ahh okay and thanks :)

Answer 37

Which of the following is responsible for decoding genetic information?
A. DNA
B. Hydrogen bond
C. Ribosome
D. RNA
A...?

Answer 38

'tis actually messenger RNA -the DNA contains the genetic info

Answer 39

ohhhhhh.

Answer 40

:}

Answer 41

If the nucleotide sequence of a strand of DNA is TACG, what is the nucleotide sequence of the complementary strand of DNA?
A. AGTA
B. ATGC
C. CTGC
D. GTGC
B!!!!!!!?

Answer 42

i believe you're right

Answer 43

yaysies!
okay, that's all i have for today! :D thank you so much for your help!

Answer 44

YOU'RE VERY WELCOME! *HUGS*

Answer 45

*hugs back, turns around to walk away and hits wall* :P bye

Answer 46

:P bye