This is an image of an electrocardiogram Which statement describes the condition of the heart at the point indicated in the electrocardiogram? The muscles of the atria depolarize. The muscles of the ventricles depolarize. The muscles of the atria repolarize. The muscles of the ventricles repolarize.

Answer:

C

Explanation:

Answer: the muscles of the ventricles repolarize.

Which of the following substances is a strong acid? A. Sea Water. B. Pure water. C. Ammonia D. Battery acid

Temperature is determined by which of the following?
A.) Particles move faster
B.) Particles move slower
C.)Particles cease to move
D.)Particles move at a constant rate

Which would conserve more energy, if all humans ate only vegetables or ate only meat?

Explain how the digestive, respirtory, circulatory, and excretory systems work together in order to maintain homeostasis?​

Why is it important that a protein keeps its shape?
The shape of a protein keeps its amino acids from changing sequence.
The shape of a protein keeps it from breaking up into loose amino acids.
The shape of a protein allows it to perform several different jobs.
The shape of a protein allows it to perform its particular job

How do scientists learn about the age of the solar system and its planetary bodies? Select the two correct answers.

a. comparing the composition of the gaseous planets to the rocky planets

b. using radiometric dating of meteorites

c. measuring distances between planets

d. analyzing impact craters on planetary body surfaces​

A geneticist crossed tall pea plants and obtained 971 tall pea plants and 315 short pea plants in the F, generation.
TT
What were the genotypes of the parents that produced the offspring in the Punnett square shown, it T is the allele for tall, and t is the allele
for short?
ATT
BTT
D. TITI

Choose the image most likely to support this text: "Two black holes can merge into one giant one."

_______ are created through the process of translation

1. lipids
2. proteins
3. nucleus acids
4. carbohydrates