HEp 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