« previous next »

Author Question: Organisms with backbones are called ____. A) vertebrates B) invertebrates C) molluscs D) ... (Read 85 times)

Engineer

  • Hero Member
  • *****
  • Posts: 527
on: Aug 22, 2018
Organisms with backbones are called ____.
 A) vertebrates
  B) invertebrates
  C) molluscs
  D) foraminifera

Question 2

What is a feasible alternative to fossil fuels that might be able to generate enough energy to meet the world's needs?
 A) Methane hydrate
  B) Nuclear power
  C) Wind power
  D) Tide power


efwsefaw

  • Sr. Member
  • ****
  • Posts: 351
Reply #1 on: Aug 22, 2018
Answer to Question 1

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Everyone has one nostril that is larger than the other.

The colonization cycle of stream invertebrates. The colonization cycle of stream invertebrates.
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
All living organisms descended from a common ancestral cell All living organisms descended from a common ancestral cell
Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called Earth’s history is divided into nested sets of time--eons, eras, periods, and epochs--and is called
Rubella rash in a young child. Rubella is also called 3-day measles or German measles. Rubella rash in a young child. Rubella is also called 3-day measles or German measles.
The synapse and synaptic transmission. (a) A thin cleft, called the synapse, separates one cell from The synapse and synaptic transmission. (a) A thin cleft, called the synapse, separates one cell from
Video: Muscle cell structures - actin, myosin and titin filaments

For a complete list of videos, visit our video library