1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Romashka-Z-Leto [24]
2 years ago
5

True or False: Mollusks have a heart and a closed circulatory system

Biology
1 answer:
ycow [4]2 years ago
5 0
False. They have an open <span>circulatory system</span>
You might be interested in
What muscles are not under voluntary control?
KatRina [158]

Answer:

I believe the answer is d

4 0
3 years ago
Select the phrases that accurately describe properties of the most common form of the DNA double helix. There is more than one c
icang [17]
You did not included your list of selections.  Some general properties ascribed to DNA are storage and expression of information and variables through mutations.  Replication, Transcription, Translation and Mutagenesis are the major functions of DNA in a cell.  DNA nucleotides contain deoxyribose.  DNA is double-stranded in the conservative mode, the original double Helix remains a complete unit and the new DNA double Helix is produced as a single unit.  In the double=stranded DNA, Hydrogen bonds hold one complimentary strand to the other.  

Hope this helps, I love Science.
8 0
3 years ago
How does the decrease in biodiversity impact an ecosystem?
enot [183]

Answer:

because the more alike species are The more they have to adapt to try and compete with one another So the more different a species is the less they have to compete

3 0
3 years ago
It is known that complex carbohydrates provide more sustained energy over time than simple sugars such as sucrose. Complex carbo
lana [24]

Answer:

Complex carbohydrates contain longer chains of sugar molecules than simple carbohydrates. The body converts these sugar molecules into glucose, which it uses for energy. As complex carbohydrates have longer chains, they take longer to break down and provide more lasting energy in the body than simple carbohydrates

Explanation:

5 0
3 years ago
1. Describe how pigments in the chloroplast play a role in coloring the plant and in producing energy.
kirza4 [7]

Answer:

Hello There!!

Explanation:

The purpose of the chloroplast is to make sugars that feed the cell's machinery. Photosynthesis is the process of a plant taking energy from the Sun and creating glucose. When the energy from the Sun hits a chloroplast and the chlorophyll molecules, light energy is converted into the chemical energy.

hope this helps,have a great day!!

~Pinky~

4 0
2 years ago
Other questions:
  • Land ___1___ includes human activities such as agriculture and construction. The modification of the Earth’s surface due to thes
    15·2 answers
  • Whats wrong with timothy a case study on the endocrine system answers?
    5·1 answer
  • As we sleep, the body maintains blood glucose levels by synthesizing glucose through:
    14·1 answer
  • Can someone please give me a explanation for this question. asap
    8·1 answer
  • Other than sunlight for energy, photosynthesis in plants need these two things that we breathe out. What are they ?
    15·2 answers
  • Mutations are important to the evolution of a species because they
    13·1 answer
  • Mitochondria and chloroplast are structures found in the eukaryotic cells. What is the theory regarding their origins?
    7·1 answer
  • What controls traits and inheritance?<br> gametes<br> nucleic acids<br> proteins<br> temperature
    11·1 answer
  • According to the big bang theory, the universe is continually getting
    13·2 answers
  • Of the 21 amino acids that are the building blocks for proteins, how many must come from the foods you eat?
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!