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zhannawk [14.2K]
3 years ago
10

How can a female reproduce at a time when there are no males available for fertilization?

Biology
1 answer:
Arte-miy333 [17]3 years ago
8 0

Answer:

parthenogenesis I think

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Active transport requires _E_ __ __ __ __ __ to move molecules across
denpristay [2]

Answer:

Cellular Energy

Explanation:

Active transport is the movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration. Cellular energy is required to acheive this movement.

Hope this helps you!

5 0
2 years ago
How long can sperm live outside of the body?
liraira [26]
About 20 minutes<span>Sperm can live outside of the body for only about 20 minutes to an hour, depending on how exposed the semen is to the air and other environmental factors. To avoid the slightest risk of pregnancy, a woman should make sure that ejaculated semen doesn't get at all close to her vagina.</span>
6 0
3 years ago
Considering the Mendelian traits tall (D) versus dwarf (d) and violet (W) versus white (w), consider the crosses below and deter
Artyom0805 [142]

Answer:

DDWw x Ddww

DdWw x DDww

DDWw x DDww

Explanation:

D for tallness

d for dwarfness

W for violet

w for  white

For Parental Plants that has

tall, violet x tall, white

 The representation will be

DDWW × DDww      (We the apply the mendelian crossing)

This will yield offsprings with the following trait

DDDD × DwDw

DDDD × DwDw

DWDW x WwWw

DdWw x ddww

Ddww x ddWw

DdWw x DdWw

DDWw x ddww

From the above Offsprings

1/2 tall, white and 1/2 tall, violets offspring are

DDWw x Ddww

DdWw x DDww

DDWw x DDww

7 0
3 years ago
Which of the following correctly matches the equilibrium receptor organs to the type of equilibrium it monitors?
Anarel [89]

Answer:

The correct answer is option B. maculae/ static equilibrium.

Explanation:

Maculae are mechanoreceptors present inside the saccule and utricle specialized for the static equilibrium detecting. Maculae use hair cells to find out the movements of the otolithic membrane occurs, which is the surrounding membrane of the macula.

The sense of the position of the head to determine the stability and posture is static equilibrium and it is determined by the maculae.

Thus, the correct answer is option- B. maculae/ static equilibrium.

5 0
3 years ago
Match each rock with the correct description.
Sergio039 [100]

Answer:

quartizide - 5

limestone - 1

shale - 3

basalt - 4

sandstone - 2

correct me if im wrong.

8 0
2 years ago
Read 2 more answers
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