From the list below, select the enzyme that has high activity in an acidic environment. question 9 options:

a. amylase

b. gastrin

c. trypsin

d. pepsin

e. sucrose

What's one cause of the heat island effect? A. Pollution of groundwater B. Reduced rainfall in urban areas C. Higher albedo in urban areas D. Lower albedo in urban areas

Define the following what is scavenger

Microscopic, single-celled organisms that have a complex structure similar to animals and plants are known as

You have carried out a mitochondrial import reaction. The protein to be imported into mitochondria was provided by the lysate (precursor), the protease Proteinase K was used to remove any protein that has not been imported into mitos.

What is the special feature of the leaves of C4 plants?

A mineral that breaks along one or more straight lines exhibits which property ФωФ

Which of the following is a biotic factor? a. Parasites b. Sun c. Soil d. Temperature

When nucleotide sequence of the cell's DNA becomes altered it causes what

Factors that can alter the level of expression of a gene include Check All That Apply an increase in l temperature. an increase in salinity. exposure to UV radiation. presence of particular energy substrate.

What did Virchow observe that led him to determine one of the main components of cell theory?