Biology

31Jan

Orchids are a type of flowering plant. How would biologists explain how a living orchid species lacking leaves evolved from an ancestral orchid species that had leaves?

annafaye41 Biology 1 0
31Jan

What is a short sentence including the word chromosome

ninaperez Biology 2 1
31Jan

example of copying information in DNA?

hemathedon Biology 1 0
31Jan

Do all cells have a nucleus?

codydavila14 Biology 2 0
31Jan

How many types of squids are there?

Izziebelle Biology 1 0
31Jan

Which two kingdoms have no one-celled organisms?

nicole10 Biology 2 0
31Jan

Is desert a abiotic or biotic or both

dorrisss99 Biology 2 0
31Jan

Explain the following: 1. A falling barometer (Low pressure) is followed by several days of rainy weather. 2. A rising barometer (High pressure) indicates a spell of cool, dry weather.  Answer at a 9th grade level

DoyleSwarb Biology 1 0
31Jan

How has technology affected human population growth?

LeahT123 Biology 2 0
31Jan

What aré the three undefine terms in geometry ?

Volleyballgurl331 Biology 1 1
31Jan

HELP+EXPLAIN PLEASE Describe how a sarcodine, such as amoeba, gets food.

Edelmira316 Biology 1 0
31Jan

What is the main function of Ribosome, and Nucleus?

maryphillips Biology 2 0
31Jan

HELP PLEASE!!! Is the following sentence true or false? Flagellates living in symbiosis always harm the animal in which they live.

Edelmira316 Biology 2 0
31Jan

Is brown algae unicellular or multicellular?

Edelmira316 Biology 1 0
31Jan

water is the most abundant molecule in the human body. what dies most abundant mean?

jackison Biology 2 0
31Jan

What are the two main styles of action of the specific immune response

123lady Biology 1 0
31Jan

Who is the father of modern day microscope

easyedej Biology 1 0
31Jan

How is the road like cytoplasm??

Randell965 Biology 1 0
31Jan

What is the purpose of photosynthesis?

mymym Biology 2 0
31Jan

The -------------- is a sheet of muscle that helps us breathe and it is situated just under the ribs and lungs. a. intercostal b. soleus c. oblique d. diaphragm

Irving97 Biology 1 0
31Jan

During energy transformations, sometimes energy is destroyed.is that true or false

casillasgale Biology 1 1
31Jan

Is there a correlation between the number of chromosomes ad the complexity of an organism? Give support for your answer.

alexg Biology 1 0
31Jan

What would happen if cytokinesis took place before mitosis?

alexg Biology 1 0
31Jan

Why are individual chromosomes more difficult to see during interphase than during mitosis?

alexg Biology 1 0
31Jan

If a heterozygous plant seed color (Rr) is crossed with a homozygous recessive plant (rr), what is the probability of each seed color being produced?

MarilouDiepenbrock Biology 1 0