Mutations result when a change occurs in DNA. These changes can be caused by environmental factors, deletion of a nucleotide, addition of a nucleotide, or substitution of a nucleotide within a
DNA base sequence.
Which of the following correctly describe a mutation?
[Select ALL that apply]
ASilent mutations will not have an effect on the organism.
B. Mutations must be passed from parents to offspring through the basics of heredity.
Mutations are the cause of variation among species.
D Beneficial mutations cannot be passed through generations.
E Fatal mutations have led to the develonment of n
Moo

answer:   option a) glucagon was secreted by his pancreas before he ate the cookies because blood glucose was low. insulin was secreted after he ate the cookies because his blood glucose was high.

explanation:

the answer is admiramos

the rule for verbs is whoever you are referring to (in this case 'nosotros'), you need to change the ending of the word.

nosotros - amos

yo - o

tu - as

el, ella, usted - a

ellos, ellas, ustedes - an

(examples: nosotros bailamos (instead of bailar) or yo hablo (instead of habla)

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.