HELLLLLp ill give 100 points

Cell death is always a harmful and negative process for an organisms.

Question 1 options:
True
False
Question 2 (2 points)
Saved

Which of the following events happens during Translation?

Question 2 options:

a new mRNA molecule is made


new tRNA molecules are made


DNA splits in half and moves into the cytoplasm


different types of RNA work to create an amino acid chain

Question 3 (2 points)


What is the complementary mRNA for the DNA strand shown above?
Question 3 options:

CAAAUG


UATACG


ATUGTG


CTAGU

Question 4 (2 points)


What is the benefit/value of studying a simple worm like C. elegans?

Question 4 options:

because humans can use C. elegans as food source (they are quite delicious!)


there is actually no benefit of studying C. elegans


because we can gain insights into human genetics and development


because C. elegans can potentially kill humans

Question 5 (2 points)


Which of the following contains the base Uracil?

Question 5 options:

DNA


both DNA and RNA


neither DNA or RNA


RNA

Question 6 (2 points)


Which letter in the picture above identifies a "chromosome"

Question 6 options:

E


C


B


A


D

Question 7 (2 points)


How do enzymes speed up a biological reaction?

Question 7 options:

by raising the activation energy


by transporting chemicals


by using activation energy


by lowering the activation energy

Question 8 (2 points)


What process is responsible for the the different types of cells in an organisms body?

Question 8 options:

programmed cell death


differentiation


mitosis


osmosis

Question 9 (2 points)


In DNA and RNA, what carries the code for amino acids”?


Question 9 options:

combination of sugars


combination of phosphates


combination of strands


combination of nucleotides/nucleobases

Question 10 (2 points)


Amylase is a protein that speeds up the breakdown of starch. This is an example of what protein function?

Question 10 options:

signaling


transporting


storing


catalyzing

Question 11 (2 points)




Which of the following statements is true?

Question 11 options:

a chromosome contains many genes


a DNA strand is made of many chromosomes


a chromosome is larger than a cell


a gene contains may chromosomes

Question 12 (2 points)

Which of the following events happens during Transcription?
Question 12 options:

a mRNA strand is created using the code in DNA


a new DNA strand is created from the amino acid sequence


a new ribosome is created


a sequence of amino acids is made

Question 13 (2 points)


What type of RNA carries a code from the nucleus to the cytoplasm that determines the order of amino acids in a protein?

Question 13 options:

ribosomal RNA


messenger RNA


nuclear RNA


transfer RNA

Question 14 (2 points)


Proteins perform many important functions in cells.

Question 14 options:
True
False
Question 15 (2 points)


What codes for RNA?

Question 15 options:

Protein


tRNA


DNA


ribosome